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Collar W/Race, RO / MPRA Low Gear (Countershaft) (Also RO / MPRA Reverse Gear (Countershaft)

Collar W/Race, RO / MPRA Low Gear (Countershaft) (Also RO / MPRA Reverse Gear (Countershaft) — Part # 90278D
Part # 90278D
Type:
Gear
Transmissions:
A24A, A4RA, B46A, B4RA, BDRA, BMXA, MDLA, MDMA, MPRA, RO
Data as of:
2026-10-17

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Cross-reference numbers

NumberSystemStatus
90278DWIT✓ catalog

Where it fits

DiagramPositionTransmission page
BMXA278BMXA
MDMA278—
MPRA278—
Other parts in BMXA position 278:
  • 90278B Collar, S24A / A24A / M4TA / M24A / SP7A / MP7A Low Gear (Countershaft) 2 Notch (1.845”OD Shoulder) (1.259”OD)…
Other parts in MDMA position 278:
  • 90278B Collar, S24A / A24A / M4TA / M24A / SP7A / MP7A Low Gear (Countershaft) 2 Notch (1.845”OD Shoulder) (1.259”OD)…
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