901 (Early) Transaxle

Specifications:

  • Transmission type(s): 901/XX, 902/XX
  • Original equipment: Porsche 911/912 SWB cars (65-68) and early 69 LWB cars
  • Description: 4 or 5 speed H pattern manual transaxle with early Porsche synchromesh and dog leg 1st gear
  • Limited Slip Differential: A ZF 40-80% LSD was optional equipment
  • Speedometer: Mechanical
  • Transmission controls: Rod linkage
  • Clutch: Mechanical/cable, push clutch, 200mm single plate
  • Oil capacity: ~ 2.5L hypoid SAE 90
  • Weight: ~ 119lbs

Stock 4 speed gear ratios:

  • 1966-1968 911 (902/0): 11:34 A, 19:32 H, 24:27 Q, 28:24 X
  • 1965-1969 912 (902/0, 902/01, 902/04): 11:34 A, 19:32 H, 24:27 Q, 28:24 X
  • Final Drive 7:31

Stock 5 speed gear ratios:

  • Up to 7/26/65 911 (901/0): 12:34 AA, 18:32 GA, 23:28 O, 26:25 U, 28:23 Y
  • 1966-early 1969 911 (902/1, 901/02, 901/07): 11:34 A, 18:34 F, 22:29 M, 25:26 S, 28:24 X or 29:23 Z
  • 1965-1969 912 (902/1, 902/02, 902/05): 11:34 A, 18:34 F, 22:29 M, 25:26 S, 28:24 X
  • Final Drive 7:31