5L40E / 5L50 parts diagram
Same diagram:
5L50
Transmission page:
Positions:
199 total, 172 on the diagram
Parts:
272 total, 45 with a confirmed cross number
Kits:
Data as of:
2026-10-17
Point at a part on the diagram (tap it on a phone) to see its position. Click it to see the parts.
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 002 not on diagram | Part # 144002A | Overhaul Kit, 5L40E/5L50E (BMW/Cadillac)(Without Bonded Pistons) 1999-10 | — |
| 004 not on diagram | Part # 144004A | Master L/Steels Kit, 5L40E/5L50E (Without Molded Pistons) 1999-10 | — |
| 006 not on diagram | Part # 144006A | Master W/Steels Kit, 5L40E/5L50E 2002-10 (For Bonded Pistons Sell 144960AK) | — |
| 006 not on diagram | Part # 144006C | Master W/Steels Kit, 5L40E/5L50E 1999-01 (With 36 External Teeth On The 2nd Coast Clutch Friction)… | — |
| 030 not on diagram | Part # 144030A | Bushing Kit, 5L40E 2000-Up (Use T-98325 Installer Set) | — |
| 175 not on diagram | Part # 144175AT | Ring Kit, 5L40E 2000-Up | — |
| 200 not on diagram | Part # 144200A | Washer Kit, 5L40E 2000-Up (12 Washers) | — |
| 531 not on diagram | Part # 74531C | Rotor Kit, 4L60E/4L65E (13 Vane)(.707” Rotor) 1997-3/04 | 1 |
| 560 not on diagram | Part # 144560A | Piston Kit, 5L40E Overdrive Clutch (Bonded) 2000-Up | — |
| 562 not on diagram | Part # 144562A | Piston Kit, 5L40E Intermediate Clutch (Bonded) 2000-Up | — |
| 563 not on diagram | Part # 144563A | Piston Kit, 5L40E (BMW) 2nd Coast Clutch (Bonded) (.270” Thick) 2000-Up | — |
| 563 not on diagram | Part # 144563C | Piston Kit, 5L40E (Cadillac) 2nd Coast Clutch (Bonded) (.305” Thick) 2003-Up | — |
| 565 not on diagram | Part # 144565A | Piston Kit, 5L40E Direct Clutch (Bonded With Check Ball) 2000-Up | — |
| 567 not on diagram | Part # 144567A | Piston Kit, 5L40E (BMW) Low/Reverse Clutch (Bonded)(8 Finger Spring) 2000-Up | — |
| 568 not on diagram | Part # 144568A | Piston Kit, 5L40E (BMW) 2nd Clutch (5 5/16”OD Bonded Piston) 2000-Up | — |
| 568 not on diagram | Part # 144568C | Piston Kit, 5L40E (Cadillac) 2nd Clutch (5 1/16”OD Bonded Piston) 2003-Up | — |
| 569 not on diagram | Part # 144569A | Piston Kit, 5L40E Coast Clutch (Bonded) 2000-Up | — |
| 741 not on diagram | Part # A144741FK | Actuator Feed Limit Valve Repair, 5L40E (And Pressure Regulator Valve Repair)(Transgo) (Repairs 3 Transmissions)… | — |
| 741 not on diagram | Part # S144741UAK | Reverse Lockout Kit, 5L40E (Sonnax)(Contains: Reverse Lockout Valve, Sleeve & Spring) (Must Use T-F-55211-TL) | — |
| 776 | Part # 144776AK | Bolt Set, 5L40E Bell Housing To Case (7 Pieces) 2000-Up (Also Fits Extention Housing To Case) | — |
| 778 | Part # 144778AK | Bolt Set, 5L40E Stator To Bell Housing (11 Pieces) 2000-Up | — |
| 779 | Part # 144779AK | Bolt Set, 5L40E Bottom Pan To Case (20 Pieces) 2000-Up | — |
| 782 not on diagram | Part # 144782AK | Bolt Set, 5L40E Valve Body To Case (9 Pieces) 2000-Up | — |
| 787 not on diagram | Part # 144787AK | Bolt Set, 5L40E Front Seal To Bell Housing (2 Pieces) 2000-Up | — |
| 960 | Part # 144960AK | Piston Kit, 5L40E (AWD)(Bonded) 2002-10 (Contains 9 Pistons) | — |
| 960 | Part # 144960CK | Piston Kit, 5L40E (2WD) (Bonded) 1999-09 (Contains 11 Pistons) | — |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 421 | Part # 144421A | Solenoid, 5L40E Shift (1-2, 2-3 & 4-5 Shift) (All) 2000-Up | 1 |
| 422 | Part # 144422A | Replaced by 144421A | — |
| 428 | Part # 144428A | Use 84431G or 84431GA | — |
| 440 | Part # 144440A | Replaced by 144421A | — |
| 507 not on diagram | Part # S144507RK | Valve Assembly, 5L40E Reverse Boost( (Increased Performance Ratio) 2000-Up (Contains: Valve, Sleeve & Spacer) (Sonnax) | — |
| 740 not on diagram | Part # 144740C | Valve Body, 5L40E (Cadillac) 5 Switch (Aluminum W/4 Accumulators) 2003-Up | 1 |
| 741 not on diagram | Part # S144741CK | Valve & Sleeve Kit, 5L40E TCC Regulator (Contains: Valve, Sleeve, Spring, Solenoid Protector And 2 Retaining Clips)… | — |
| 741 not on diagram | Part # S144741PAK | Valve & Sleeve Kit, 5L40E Pressure Regulator (Contains: Valve, Sleeve, & Spring Pin)(Sonnax) (Use Tool # T-55211-TL8) | — |
| 991 | Part # 144991C-3 | Rooster Comb, 5L40E (Cadillac) 2003-Up | 1 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 410 | Part # 144410C | Switch, 5L40E (Cadillac/BMW) PRNDL (6 Pin) (96020017) | 1 |
| 437 not on diagram | Part # 144437C | Sensor, 5L40E (Cadillac) TFT (Temperature) (2 Pin) 2003-Up | — |
| 438 | Part # 144438A | Sensor, 5L40E (BMW) Output Speed (96022527) 2000-Up (Also Fits #436 The Input Speed Sensor) 2000-Up | — |
| 438 | Part # 144438C | Sensor, 5L40E (Cadillac) Output Speed (96020037) 2003-Up (Also Fits # 436 The Input Speed Sensor) 2003-Up | 1 |
| 446 | Part # 144446A | Wire Harness, 5L40E (BMW) Internal (20 Pin Case Connector With 7 Two Wire & 1 Six Wire Connectors) 2000-Up | — |
| 446 | Part # 144446C | Wire Harness, 5L40E (Cadillac) Internal (20 Pin Case Connector With 8 Two Wire & 1 Six Wire Connectors) 2003-Up | 1 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 010 | Part # 144010A | Filter, 5L40E (BMW/GM) Deep Pan (With White Plastic Neck Spacer)(1/2 Plastic & 1/2 Metal)… | 1 |
| 010 | Part # 144010AA | Filter, 5L40E/5L50E (BMW/GM) Deep Pan (With White Plastic Neck Spacer)(1/2 Plastic & 1/2 Metal)… | 1 |
| 010 | Part # 144010C | Filter, 5L40E (BMW) Shallow Pan (No White Plastic Neck Spacer)(1/2 Plastic & 1/2 Metal)… | 1 |
| 765 | Part # 144765A | Pan, 5L40E (BMW) Bottom (20 Bolt) (1 5/8” At Deep End) 2000-Up | — |
| 765 | Part # 144765C | Pan, 5L40E (Cadillac) Bottom (20 Bolt) (2” At Deep End) 2003-Up | 1 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 070 | Part # 144070A | Seal, 5L40E Front (Bell Housing) With 2 Bolt Holes 2000-Up | 1 |
| 074 | Part # 144074A | Seal, 5L40E Rear (2.450”OD) (.280” Thick) 2000-Up | 1 |
| 176 | Part # 144176AT | Ring, 5L40E Pump Outer Slide (Teflon) 2000-Up | — |
| 177 | Part # 144177AT | Ring, 5L40E Forward/Coast Clutch Drum (Front 1 Is Solid) (Teflon) 2000-Up | — |
| 177 | Part # 144177BT | Ring, 5L40E Forward/Coast Clutch Drum (Rear 3 Are Scarf Cut) (Teflon) 2000-Up | — |
| 179 | Part # 144179AT | Ring, 5L40E Stator To Reverse Drum (Teflon) (Takes 3) 2000-Up | — |
| 300 | Part # 144300AW | Gasket, 5L40E Bottom Pan (20 Bolt Holes) (Bonded) 2000-Up | 1 |
| 305 | Part # 144305A | Gasket, 5L40E Extention Housing (Bonded) (7 Holes) 2000-Up | 1 |
| 310 | Part # 144310A | Gasket, 4L50E/5L40E/5L50E Stator To Case (Bonded) 2000-Up | — |
| 311 | Part # 144311A | O-Ring, 4L50E/5L40E/5L50E Bell Housing To Case 2000-Up | — |
| 313 | Part # 144313A | O-Ring, 5L40E Pump Outer Slide 2000-Up | — |
| 320 not on diagram | Part # 144320A | Gasket, 5L40E Valve Body Seperator Plate To Lower Channel Plate 2000-Up | — |
| 321 not on diagram | Part # 144321A | Gasket, 5L40E Valve Body Seperator Plate To Front & Rear Valve Body (Lower) 2000-Up | — |
| 322 not on diagram | Part # 144322A | Gasket, 5L40E Upper Channel Plate To Lower Channel Plate 2000-Up | — |
| 338 | Part # 144338A | O-Ring, 5L40E Reverse Clutch Drum Piston (Direct Housing) (Inner) 2000-Up | — |
| 342 | Part # 144342A | Lube Seals, 5L40E Valve Body To Overdrive/Intermediate Housing (2 Tubes With Molded Rubber Seals) 2000-Up | — |
| 342 | Part # 144342AA | Lube Seals, 5L40E Valve Body To Center Support (4 Tubes With Molded Rubber Seals) 2000-Up | 1 |
| 380 not on diagram | Part # 144380A | O-Ring, 5L40E Input Shaft (Front) 2000-Up | — |
| 538 | Part # 54538B | Ring, 200-4R Pump Vane (Steel) 1981-90 | 3 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 034 | Part # 74034 | Bushing, 5L40E Converter Housing (Babbit) | 1 |
| 034 | Part # 74034B | Bushing, 4L60/E Pump-Teflon (“ DURA-LIFE” ,”SPLIT”) 1982-Up | — |
| 036 | Part # 144036A | Bushing, 5L40E Stator (Front) (.895”ID) 2000-Up | — |
| 046 | Part # 144046A | Bushing, 5L40E Reverse Drum (2.275”ID) 2000-Up | — |
| 048 | Part # 144048A | Bushing, 5L40E Forward/Coast Clutch Drum (Rear) (.665”ID) 2000-Up | — |
| 049 | Part # 144049A | Bushing, 5L40E Direct Clutch Hub Shaft (.908”ID) (Takes 2) 2000-Up | — |
| 051 | Part # 144051A | Bushing, 5L40E 2nd Coast Clutch Hub (2.130”ID) 2000-Up | — |
| 058 | Part # 144058A | Bushing, 5L40E Planet Shaft (Front Bushing) 2000-Up | — |
| 058 | Part # 144058AA | Bushing, 5L40E Planet Shaft (Rear Bushing) 2000-Up | — |
| 062 | Part # 144062A | Bushing, 5L40E Output Shaft (Front) (1.210”ID) 2000-Up | — |
| 209 | Part # 144209A | Caged Needle Bearing, 5L40E Stator (Rear) (HK3512B) 2000-Up | — |
| 211 | Part # 144211A | Washer, 5L40E Stator To Reverse Drum (Selective) Plastic (With 1 Outer Tab & 3 Inner Tabs) 2000-Up | — |
| 213 | Part # 144213A | Washer, 5L40E Intermediate Sprag (Both Sides) .040” Thick (Plastic With 3 Inner Tabs) (3.220”OD) 2000-Up | — |
| 217 | Part # 144217A | Bearing W/Races, 5L40E Intermediate Sprag To Low Sprag 2000-Up | — |
| 226 | Part # 144226A | Caged Needle Bearing, 5L40E Center Support (HK 5020 B) 2000-Up | — |
| 230 | Part # 144230A | Washer, 5L40E Direct Hub To Reverse/Overdrive Hub (.064” Thick) (Plastic, 3 Tab) 2000-Up | 1 |
| 232 | Part # 144232A | Bearing W/Races, 5L40E Forward/Coast Drum To Hub 2000-Up | — |
| 234 | Part # 144234A | Washer, 5L40E Forward Sprag Inner Race To Sprag (3 Inner Tabs) (.049” Thick) (3.225”OD) 2000-Up | — |
| 236 | Part # 144236A | Washer, 5L40E Forward Sprag To Direct Clutch Hub (.062” Thick) (Plastic 3 Tab) 2000-Up | — |
| 250 | Part # 144250A | Bearing W/Races, 5L40E Center Support To 2nd Clutch Sprag 2000-Up (Has A Thick Spacer Race On One Side) | — |
| 251 | Part # 144251A | Washer, 5L40E 2nd Coast Clutch Hub To Planet (Plastic 3 Tab) (3.638”OD) 2000-Up | — |
| 252 | Part # 144252A | Bearing W/Races, 5L40E Planet To Output Shaft (Stepped) 2000-Up | 1 |
| 257 | Part # 144257A | Bearing W/Races, 5L40E Low/Reverse Clutch Hub To Center Support 2000-Up | — |
| 268 | Part # 144268A | Caged Needle Bearing, 5L40E Inside Planet Pilot (.780”OD) 2000-Up (Cast # NADELLA HK 1412) | 1 |
| 269 | Part # 144269A | Bearing W/1 Race, 5L40E Output Shaft To Extention Housing (2.598”OD) 2000-Up | 1 |
| 270 | Part # 144270AA | Shim, 5L40E Output Shaft To Extention Housing (Selective) (2.440”OD) 2000-Up | 1 |
| 271 | Part # 144271A | Caged Needle Bearing, 5L40E Extention Housing (Front) (HK 4520B) 2000-Up | — |
| 272 | Part # 144272A | Caged Needle Bearing, 5L40E Extention Housing (Rear) (HK 4012B) 2000-Up | — |
| 282 | Part # 144282A | Bearing W/Races, 5L40E #250 Bearing To 2nd Clutch Sprag 2000-Up | — |
| 283 | Part # 144283A | Washer, 5L40E 2nd Clutch Sprag (Both Sides) (Plastic W/3 Inner Tabs) (3.638”OD) 2000-Up | — |
| 285 | Part # 144285A | Washer, 5L40E Low Sprag (Both Sides) (Plastic W/3 Inner Tabs) (3.577”OD) 2000-Up | — |
| 287 | Part # 144287A | Washer, 5L40E Yoke To Output Shaft Nut 2000-Up | — |
| 663 | Part # 144663A | Outer Race, 5L40E Intermediate Sprag (With 24 Teeth Hub) 2000-Up | — |
| 665 | Part # 144665A | Outer Race, 5L40E Low Sprag (28 Lugs) 2000-Up | — |
| 667 | Part # 144667A | Outer Race W/Hub, 5L40E 2nd Clutch Sprag (With 24 Teeth 2nd Clutch Hub) 2000-Up | — |
| 668 | Part # 144668A | Inner Sprag Race W/Hub, 5L40E Forward Sprag (24 Teeth Hub) 2000-Up | — |
| 669 | Part # 144669A | Outer Race/Hub, 5L40E Forward Sprag (24 Teeth Hub) 2000-Up | — |
| 695 | Part # 144695A | Spacer, 5L40E Intermediate Sprag To Low Sprag (.160” Thick) 2000-Up (1.686”ID & 1.750”OD) | — |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 520 | Part # 144520A | Stator, 5L40E (BMW) Aluminum Cast # 095304 (11 Bolt) 2000-Up | 1 |
| 520 | Part # 144520AA | Stator, 5L40E (BMW) (Aluminum, Cast # 96 022 417)(3 3/8” Long Shaft From Front Of Splines To Aluminum Body) | 1 |
| 520 | Part # 144520C | Stator, 5L40E (Cadillac) (Aluminum, Ink # 1268-190100) 2003-Up | — |
| 520 | Part # 144520CA | Stator, 5L40E (Cadillac)(3 3/16” Long Shaft From Front Of Splines To Aluminum Body) 2003-Up | — |
| 532 | Part # 74532C | Rotor, 4L60E (13 Vane)(.707” To .7075) 1997-Up | 1 |
| 533 | Part # 64533 | Vane, 125/125C 1980-Up | 1 |
| 534 | Part # 54534C | Pump Slide, 5L40E (.707”) 2000-Up | 1 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 100 | Part # 144100A | Replaced by 144110A | — |
| 102 | Part # 144102A | Friction, 5L40E (BMW) 2nd Clutch (1 Sided) 24 Teeth Internal (.064”) 5.428”OD 2000-Up | — |
| 102 | Part # 144102C | Friction, 5L40E (Cadillac) 2nd Clutch (1 Sided) 24 Teeth Internal (.064”) 5.115”OD 2003-Up | — |
| 104 | Part # 144104A | Friction, 5L40E Intermediate Clutch (1 Sided) 24 Teeth Internal (.065”) 2000-Up | — |
| 106 | Part # 144106A | Friction, 5L40E Direct Clutch (1 Sided) 36 Teeth Internal (.063”)(6.800”OD) 2000-Up (Also Fits Low/Reverse Clutch #… | — |
| 108 | Part # 144108A | Friction, 5L40E Forward Clutch (1 Sided) 24 Teeth Internal (.063”) 2000-Up | — |
| 110 | Part # 144110A | Friction, 5L40E Reverse Clutch (1 Sided) 36 Teeth Internal (.063”) 2000-Up (Also Fits Overdrive Clutch #100) | — |
| 112 | Part # 144112A | Friction, 5L40E Coast Clutch (1 Sided) 24 Teeth Internal (.064”) 2000-Up | — |
| 114 | Part # 144114A | Replaced by 144106A | — |
| 116 | Part # 144116A | Friction, 5L40E (BMW) 2nd Coast Clutch (1 Sided)36 Teeth Internal(.063”)(6.925”OD) 2000-Up | — |
| 119 not on diagram | Part # 144119A | Friction Module, 5L40E 2002-Up (With 6 External Teeth On The 2nd Coast Clutch Friction) | — |
| 119 not on diagram | Part # 144119C | Friction Module, 5L40E 1999-01 (With 36 External Teeth On The 2nd Coast Clutch Friction) | — |
| 120 | Part # 144120A | Replaced by 144130A | — |
| 122 | Part # 144122A | Friction, 5L40E 2nd Clutch (.064”) 24 Teeth External (5.465”OD) 1 Sided 2002-Up (Dynax) | — |
| 122 | Part # 144122C | Friction, 5L40E (Cadillac) 2nd Clutch (1 Sided) 24 Teeth External (.064”) 5.154”OD 2003-Up | — |
| 123 | Part # 144123A | Steel, 5L40E (BMW) 2nd Clutch (4 Teeth, .087”) 5.455”OD (Waved) 2000-Up | — |
| 123 | Part # 144123C | Steel, 5L40E (Cadillac) 2nd Clutch (4 Teeth, .095”) 5.135”OD (Waved) 2003-Up | — |
| 124 | Part # 144124A | Friction, 5L40E Intermediate Clutch (1 Sided) 24 Teeth External (.065”) 2000-Up | — |
| 125 | Part # 144125A | Steel, 5L40E Intermediate Clutch (4 Teeth, .070”) Waved 2000-Up | — |
| 126 | Part # 144126A | Replaced by 144136C | — |
| 127 | Part # 144127A | Cushion, 5L40E Direct Clutch (6 Teeth, .075”) 6 5/16”OD 2000-Up | — |
| 128 | Part # 144128A | Friction, 5L40E Forward Clutch (1 Sided) 24 Teeth External (.063”) (4.125”ID) 2000-Up | — |
| 129 | Part # 144129A | Steel, 5L40E Forward Clutch (6 Teeth, .061”) Waved 2000-Up | — |
| 130 | Part # 144130A | Friction, 5L40E Reverse Clutch (1 Sided) 36 Teeth External (.062”) 2000-Up (Also Fits Overdrive Clutch #120) | — |
| 131 | Part # 144131A | Steel, 5L40E Reverse Clutch (12 Teeth, .074”) Waved 2000-Up | — |
| 131 | Part # 144131AA | Steel, 5L40E Reverse Clutch (6 Teeth, .078”) Waved 2000-Up | — |
| 132 | Part # 144132A | Friction, 5L40E Coast Clutch (1 Sided) 12 Teeth External (.063”) 2000-Up | — |
| 133 | Part # 144133A | Steel, 5L40E Coast Clutch (4 Teeth, .053”) Waved 2000-Up | — |
| 133 | Part # 144133AA | Steel, 5L40E Coast Clutch (6 Teeth, .053”) Waved 2000-Up | — |
| 134 | Part # 144134A | Friction, 5L40E Low/Reverse Clutch (1 Sided) 29 Teeth External (.063”) 2000-Up | — |
| 135 | Part # 144135A | Steel, 5L40E Low/Reverse Clutch (6 Teeth, .077”) Waved 2000-Up | — |
| 136 | Part # 144136A | Friction, 5L40E 2nd Coast Clutch (.063”)(6 External Teeth)(1 Sided) 2002-Up | — |
| 136 | Part # 144136C | Friction, 5L40E 2nd Coast Clutch (.063”)(36 External Teeth)(1 Sided) 1999-01… | — |
| 140 | Part # 144140A | Replaced by 144150A | — |
| 142 | Part # 144142A | Pressure Plate, 5L40E (BMW) 2nd Clutch (12 Teeth) .198” Thick (5.460”OD) 2000-Up | — |
| 142 | Part # 144142C | Pressure Plate, 5L40E (Cadillac) 2nd Clutch (12 Teeth) .198” Thick (5.150”OD) 2003-Up | — |
| 144 | Part # 144144A | Pressure Plate, 5L40E Intermediate Clutch (12 Teeth, .198” Thick) 2000-Up | — |
| 146 | Part # 144146A | Pressure Plate, 5L40E Direct Clutch (Top) (18 Teeth, .199”Thick) (6 1/16”ID) 2000-Up… | — |
| 148 | Part # 144148A | Pressure Plate, 5L40E Forward Clutch (Top) (12 Teeth, .200” Thick) 2000-Up | — |
| 150 | Part # 144150A | Pressure Plate, 5L40E Reverse Clutch (Top) 18 Teeth, .198” Thick (6 7/16”ID) 2000-Up (Also Fits Overdrive Clutch #140) | — |
| 151 | Part # 144151A | Apply Plate, 5L40E Reverse Clutch (36 Teeth, .119” Thick) (6 7/16”OD) 2000-Up | — |
| 152 | Part # 144152A | Pressure Plate, 5L40E Coast Clutch (Top) 6 Teeth, .078” Thick (4.125”ID) 2000-Up | — |
| 153 | Part # 144153A | Apply Plate, 5L40E Coast Clutch (6 Teeth) Selective 2000-Up | — |
| 154 | Part # 144154A | Pressure Plate, 5L40E Low/Reverse Clutch (18 Teeth, .198” Thick) 2000-Up | — |
| 156 | Part # 144156A | Pressure Plate, 5L40E (BMW) 2nd Coast Clutch (6 Teeth) (.200” Thick) 2000-Up | — |
| 156 | Part # 144156C | Replaced by 144146A | — |
| 960 | Part # 144960A | Piston, 5L40E Overdrive Clutch (Bonded) (.275” Thick)(6.975”OD) 2000-Up | — |
| 962 | Part # 144962A | Piston, 5L40E Intermediate Clutch (Bonded) (.725” Thick) 2000-Up | — |
| 963 | Part # 144963A | Piston, 5L40E (BMW) 2nd Coast Clutch (Bonded) (2.70” Thick) 2000-Up | — |
| 963 | Part # 144963C | Piston, 5L40E (Cadillac) 2nd Coast Clutch (Bonded) (.305” Thick) 2003-Up | — |
| 964 | Part # 144964A | Piston, 5L40E Forward Clutch (Bonded) (5.145”OD) 2000-Up | — |
| 965 | Part # 144965A | Piston, 5L40E Direct Clutch (Bonded With Check Ball) 2000-Up | — |
| 966 | Part # 144966A | Piston/Housing, 5L40E (BMW) Reverse Clutch (Stamped Steel, Bonded) 2000-Up (Also The Direct Clutch Housing, 4 Clutch) | — |
| 966 | Part # 144966C | Piston/Housing, 5L40E (Cadillac) Reverse Clutch (Stamped Steel, Bonded) 2003-Up (2.395” Tall)… | — |
| 967 | Part # 144967A | Piston, 5L40E Low/Reverse Clutch (Bonded) 2000-Up | — |
| 968 | Part # 144968A | Piston, 5L40E (BMW) 2nd Clutch (Bonded) (5.065”OD) 1999-01 | — |
| 968 | Part # 144968C | Piston, 5L40E (Cadillac) 2nd Clutch (Bonded) (5.065”OD) 1999-01 | — |
| 969 | Part # 144969A | Piston, 5L40E Coast Clutch (Bonded With Check Ball) (4.775”OD) 2000-Up | — |
| 970 | Part # 144970A | Spring, 5L40E Overdrive Clutch Return (.032” Thick) 2000-Up | — |
| 972 | Part # 144972A | Spring, 5L40E Intermediate Clutch Return (32 Springs) 2000-Up | — |
| 973 | Part # 144973A | Spring, 5L40E (BMW) 2nd Coast Clutch Return (7”OD) 2000-Up | — |
| 973 | Part # 144973C | Spring, 5L40E (Cadillac) 2nd Coast Clutch Return (6 13/16”OD) 2003-Up | — |
| 975 | Part # 144975A | Spring, 5L40E Direct Clutch Return (16 Fingers) (.069”) 2000-Up | — |
| 977 | Part # 144977A | Spring, 5L40E (BMW) Low/Reverse Clutch Return (.075” Thick)(8 Fingers) 2000-Up | — |
| 978 | Part # 144978A | Spring, 5L40E (BMW) 2nd Clutch Return (.792” Thick) (3.970”OD) With Built-In Retainer 2000-Up | — |
| 978 | Part # 144978C | Spring, 5L40E (Cadillac) 2nd Clutch Return (.730” Thick) (3.800”OD) (Uses A Separate Tin Retainer #988) 2003-Up | — |
| 979 | Part # 144979A | Springs W/Retainer, 5L40E Coast Clutch Return 2000-Up | — |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 550 | Part # 144550A | Housing, 5L40E Overdrive/Intermediate Clutch (3 Clutch Overdrive & 4 Clutch Intermediate, Internal Tooth Friction)… | — |
| 550 | Part # 144550AA | Housing, 5L40E Overdrive/Intermediate Clutch (3 Clutch Overdrive & 3 Clutch Intermediate, Internal Tooth Friction)… | — |
| 550 | Part # 144550C | Housing, 5L40E Overdrive/Intermediate Clutch (2 Clutch Overdrive & 3 Clutch Intermediate, Internal Tooth Friction)… | 1 |
| 554 | Part # 144554A | Drum W/Shaft, 5L40E Forward/Coast Clutch (9 1/8” Long Shaft) 2000-Up | — |
| 554 | Part # 144554C | Drum W/Shaft, 5L40E Forward/Coast Clutch (8 15/16” Long Shaft) 2003-Up | 1 |
| 556 | Part # 14556AB | Drum, 5L40E REverse Clutch (Stamped Steel Without Check Ball)(.155” From Top Of Snap Ring Groove To Top Of Drum)… | — |
| 556 | Part # 144556A | Drum, 5L40E Reverse Clutch (Stamped Steel With Check Ball)(.320” From Top Of Snap Ring Groove To Top Of Drum) 2000-Up | 1 |
| 556 | Part # 144556AA | Drum, 5L40E Reverse Clutch (Stamped Steel With Check Ball)(.155” From Top Of Snap Ring Groove To Top Of Drum) 2000-Up | — |
| 559 | Part # 144559A | Housing, 5L40E (BMW) Coast Clutch (Aluminum, 1.380” Thick) 2000-Up | — |
| 559 | Part # 144559C | Housing, 5L40E (Cadillac) Coast Clutch (Aluminum, 1.265” Thick) 2003-Up | — |
| 570 | Part # 144570A | Hub W/Shaft, 5L40E (BMW) Reverse/Overdrive Clutch (36 Teeth Hub)(30 Splines To Sun Gear, 1.495”OD Of Splines) 2000-Up | — |
| 570 | Part # 144570C | Hub W/Shaft, 5L40E (Cadillac) Reverse/Overdrive Clutch (36 Teeth Hub)(31 Splines To Sun Gear, 1.555”OD Of Splines)… | — |
| 575 | Part # 144575A | Hub W/Shaft, 5L40E (BMW) Direct Clutch (The Rear Bushing Is Down 1 1/16” From End Of Shaft) 2000-Up | — |
| 575 | Part # 144575C | Hub W/Shaft, 5L40E (Cadillac) Direct Clutch (The Rear Bushing Is Down 3/4” From End Of Shaft) 2003-Up | 1 |
| 577 | Part # 144577A | Hub, 5L40E Low/Reverse Clutch (With Low Sprag Inner Race) 2000-Up | — |
| 579 | Part # 144579A | Hub, 5L40E (BMW) 2nd Coast Clutch (2.515” Tall) 2000-Up | — |
| 579 | Part # 144579C | Hub, 5L40E (Cadillac) 2nd Coast Clutch (2.575” Tall) 2003-Up | — |
| 584 | Part # 144584A | Planet, 5L40E (BMW) 1 Groove On Small Gears (Housing Is Cast Iron & Stamped Steel) 2000-Up | — |
| 584 | Part # 144584C | Planet, 5L40E (Cadillac) Has No Grooves On Small Gear (Housing Is Stamped Steel) 2003-Up | 1 |
| 594 | Part # 144594A | Ring Gear, 5L40E (BMW) Planet (106 Teeth Left Angled) 24 Outer Parking Lugs (1 Groove On Parking Lugs) 2000-Up | — |
| 594 | Part # 144594AA | Ring Gear, 5L40E (BMW) Planet (106 Teeth, Left Angled)(24 Outer Parking Lugs)(2 Grooves On Parking Lugs)(1.990” Tall)… | — |
| 594 | Part # 144594BA | Ring Gear, 5L40E (BMW) Planet (107 Teeth Right Angled) 36 Outer Lugs (No Groove On OD) 2000-Up | — |
| 594 | Part # 144594BC | Ring Gear, 5L40E (Cadillac) Planet (110 Teeth Right Angled) 36 Outer Lugs (1 Groove On The OD) 2003-Up | — |
| 594 | Part # 144594C | Ring Gear, 5L40E (Cadillac) Planet (114 Teeth Left Angled) 24 Outer Parking Lugs (No Groove On Parking Lugs) 2003-Up | — |
| 632 | Part # 144632A | Center Support, 5L40E (BMW) (6 Teeth, 2nd Coast Steels) 2000-Up | — |
| 632 | Part # 144632C | Center Support, 5L40E (Cadillac) (36 Teeth, 2nd Coast Steels) 2003-Up | 1 |
| 654 | Part # 144654A | Sprag W/End Washers, 5L40E (BMW) Low (26 Lugs) (The Cage Is 1/2 Plastic & 1/2 Metal) 2000-Up (Can Use 144654C) | — |
| 654 | Part # 144654C | Sprag W/End Washers, 5L40E (Cadillac) Low (26 Lugs) (This Cage Is All Medal) 2003-Up (Can Use 144654A) | — |
| 656 | Part # 144656A | Sprag W/End Washers, 5L40E (BMW) 2nd Clutch (28 Lugs) (The Cage Is 1/2 Plastic & 1/2 Metal) 2000-Up (Can Use 144656C) | — |
| 656 | Part # 144656C | Sprag W/End Washers, 5L40E (Cadillac) 2nd Clutch (32 Lugs) (The Cage Is All Metal) 2003-Up (Can Use 144656A) | — |
| 658 | Part # 144658A | Sprag W/End Washers, 5L40E (BMW) Forward (26 Lugs) 2000-Up (Cage Is 1/2 Plastic & 1/2 Metal) Also Fits Intermediate… | — |
| 658 | Part # 144658C | Sprag W/End Washers, 5L40E (Cadillac) Forward (26 Lugs) 2003-Up (Cage Is All Metal) Also Fits Intermediate Sprag… | — |
| 674 | Part # 144674A | Shaft, 5L40E (BMW) Input Sun Gear (11 1/2” Long) 2000-Up | — |
| 674 | Part # 144674C | Shaft, 5L40E (Cadillac) Input Sun Gear (11 1/2” Long) 2003-Up… | — |
| 678 | Part # 144678A | Output Shaft, 5L40E 2WD (6 3/4” Long) (106 Teeth Ring Gear Hub) Bolt-On Type Yoke With 1 3/16” Long Pilot)… | — |
| 678 | Part # 144678AA | Output Shaft, 5L40E 2WD (5 9/16” Long)(106 Teeth Ring Gear Hub)(Bolt On Type Yoke, No Pilot)(24 Yoke Splines) 2000-Up | — |
| 678 | Part # 144678AB | Output Shaft, 5L40E 4x4 (4 3/8” LOng)(106 Teeth Ring Gear Hub)(43 Yoke Splines) 2000-Up | — |
| 678 | Part # 144678AC | Output Shaft, 5L40E 2WD (12 3/16” Long)(106 Teeth Ring Gear Hub)(Slip On Type Yoke) (27 Yoke Splines) 2000-Up | — |
| 678 | Part # 144678C | Output Shaft, 5L40E 2WD (6 3/4” Long)(114 Teeth Ring Gear Hub) (Bolt-On Type Yoke, With 1 3/16” Long Pilot)… | 1 |
| 750 | Part # 144750A | Bell Housing, 5L40E (BMW) 5” Top Bolts (Starter At 11:00) (Cast # 96023586) 2000-Up | 1 |
| 750 | Part # 144750AAK | Bell Housing/Pump Assembly, 5L40E (BMW)(5 1/2” Top Bolts)(Starter At 1:00) (Bell Cast # 96021232)… | 2 |
| 750 | Part # 144750C | Bell Housing, 5L40E (Cadillac) 5 1/2” Top Bolts (Starter At 1:00) Square At 6:00 (Cast # 96022419) 2003-Up | 2 |
| 750 | Part # 144750CAK | Bell Housing/Pump Assembly, 5L40E (Cadillac)(5 1/8” Top Bolts)(Starter At 2:30) (Cast # 96024930 By The Seal)… | 2 |
| 760 | Part # 144760A | Case, 5L40E (BMW) Uses A 10 3/8” Linkage Shaft (#991-4) 2000-Up | — |
| 760 | Part # 144760C | Case, 5L40E (Cadillac) Uses A 3 3/4” Linkage Shaft (#991-4) 2003-Up | — |
| 770 | Part # 144770A | Extention Housing, 5L40E (BMW) (With 2 Threaded Mounting Holes Below The Rear Seal) 2000-Up | — |
| 770 | Part # 144770C | Extention Housing, 5L40E (Cadillac)… | — |
| 841 | Part # 144841A | Yoke, 5L40E Output Shaft (3 Bolt) (1.770”OD Seal Surface) 2000-Up | — |
| 962 | Part # 144962B | Piston Housing, 5L40E Intermediate Clutch (Steel) (24 Outer Lugs) 2000-Up | — |
| 991 | Part # 144991A-4 | Manual Shaft, 5L40E (BMW) (10 3/4” Long) 2000-Up | — |
| 991 | Part # 144991C-4 | Manual Shaft, 5L40E (Cadilalc) (3 3/4” Long) 2003-Up | 1 |
| 995 | Part # 144995A | Park Pawl Assembly, 5L40E (BMW) (5 Pieces) 2000-Up | 1 |
| Position | Part # | Name | Cross numbers |
|---|---|---|---|
| 116 | Part # 144116C | Use 144106A (Cadillac) | — |
| 436 | Part # 144436A | Replaced by U144438A | — |
| 436 | Part # 144436C | Replaced by U144438C | — |
| 535 | Part # 144535A | Pivot Pin, 5L40E Pump Slide (Spring Snap To Pin) 2000-Up (Can Use 74535B) | — |
| 536 | Part # 144536A | Spring, 4L60E/4L65E Pump Slide (.645”) 2003-Up (Retro-Fits To 1997) | — |
| 539 | Part # 74539C | Rotor Guide, 4L60E Pump(13 Vane) 1997-Up | 1 |
| 540 | Part # 54540B | Spring, 200-4R Pivot Pin 1981-90 | 1 |
| 546 | Part # 144546A | Apply Ring, 5L40E Overdrive Clutch (Aluminum, .636” Thick) 2000-Up | — |
| 547 | Part # 144547A | Apply Ring, 5L40E (BMW) 2nd Coast Clutch (Aluminum) (.430” Thick) 1999-Up | — |
| 547 | Part # 144547C | Apply Ring, 5L40E (Cadillac) 2nd Coast Clutch (Aluminum) (.555” Thick) 2003-Up | — |
| 652 | Part # 144652A | Replaced by 144658 | — |
| 694 | Part # 144694A | Retainer, 5L40E Holds Low Sprag To Low/Reverse Clutch Hub (Stepped) (Crimped On) 2000-Up | — |
| 694 | Part # 144694B | Retainer, 5L40E 2nd Clutch Sprag (Tin) (.040” Thick) 2000-Up | — |
| 741 not on diagram | Part # A144741FK-R | Refills For A144741FK (Repairs 5 Transmissions)(Less Tools)(Transgo) | — |
| 798 | Part # 144798A | Nut, 5L40E Output Shaft Yoke 2000-Up | 1 |
| 843 | Part # 144843CA | Bracket, 5L40E (Cadillac) TFT (Temperature Sensor) 2003-Up | — |
| 860 | Part # 144860A | Snap Ring, 5L40E Holds Overdrive/Intermediate Housing In Case 2000-Up (Beveled) .146” Thick (8 3/8”OD With Eyelets) | — |
| 861 | Part # 144861AA | Snap Ring, 5L40E Holds Overdrive Pressure Plate In (Selective) 2000-Up… | — |
| 862 | Part # 144862A | Snap Ring, 5L40E Holds Overdrive Clutch Return Spring In 2000-Up | — |
| 863 | Part # 144863AA | Snap Ring, 5L40E Holds 2nd Coast Clutch Pressure Plate In (Selective) (7 5/16”OD) 2000-Up | — |
| 864 | Part # 144864AA | Replaced by 144873AA | — |
| 864 | Part # 144864CA | Replaced by 144876AA | — |
| 865 | Part # 144865A | Snap Ring, 5L40E Holds 2nd Clutch Spring Retainer In 2000-Up | — |
| 871 | Part # 144871A | Snap Ring, 5L40E Holds Coast Clutch Piston Retainer In 2000-Up | — |
| 873 | Part # 144873AA | Snap Ring, 5L40E Holds Intermediate Clutch Pressure Plate In (Selective) 2000-Up… | — |
| 874 | Part # 144874A | Snap Ring, 5L40E Holds Intermediate Piston Housing To The Overdrive & Intermediate Clutch Housing 2000-Up | — |
| 876 | Part # 144876AA | Snap Ring, 5L40E Holds Forward Clutch Pressure Plate In (Selective) 2000-Up… | — |
| 878 | Part # 144878AA | Snap Ring, 5L40E Holds Direct Clutch Pressure Plate In (Selective) 2000-Up… | — |
| 879 | Part # 144879A | Snap Ring, 5L40E Holds Direct Clutch Retainer In 2000-Up | — |
| 881 not on diagram | Part # 144881A | Snap Ring, 5L40E Holds Forward Sprag Inner Race To Shaft 2000-Up | — |
| 883 | Part # 144883A | Snap Ring, 5L40E (BMW) Holds 2nd Coast Clutch Return Spring In 2000-Up | — |
| 883 | Part # 144883C | Replaced by 144878AA | — |
| 884 | Part # 144884A | Snap Ring, 5L40E Holds Bearing #250 To Planet 2000-Up | — |
| 885 | Part # 144885A | Replaced by 144878 | — |
| 892 | Part # 144892AA | Replaced by 144861AA | — |
| 893 | Part # 144893A | Snap Ring, 5L40E Holds Low/Reverse Clutch Return Spring In 2000-Up | — |
| 894 | Part # 144894A | Snap Ring, 5L40E Holds Ring Gear To Output Shaft 2000-Up | — |
| 895 | Part # 144895A | Snap Ring, 5L40E Yoke Spacer (.067” Thick) (1.664”OD) 2000-Up | — |
| 985 | Part # 144985A | Retainer, 5L40E Direct Clutch Return Spring (4 OD Tabs) 2000-Up | — |
| 988 | Part # 144988C | Retainer, 5L40E (Cadillac) 2nd Clutch Spring (Tin) 2003-Up | — |
| 991 | Part # 144991C-2 | Spring, 5L40E (Cadillac) Detent (Rooster Comb) (6 1/4”) 2003-Up | 1 |
| 992 | Part # 144992C | Shift Lever, 5L40E (Cadilalc) External (3” Long) 2003-Up | — |
| 994 not on diagram | Part # 144994C | Park Rod Actuator, 5L40E (Cadillac) (9 3/4” Long) 2003-Up | — |
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