Volvo Portal Axle Info
Work In Progress
Factory ratios
These are stamped on a brass plate on the diff:
- 9×33 = 3.666666 (x 2.06 = 7.553333:1 overall)
- 9×31 = 3.444444 (x 2.06 = 7.095555:1 overall)
- 11×32 = 2.90909 (x 2.06 = 5.992727:1 overall)
- ??? 5:1 Ratio - made specially for HOFS
Axle specs
Pinion gear 11 teeth, ring gear 32 teeth. Portal drive gear 16 teeth, driven gear 33 teeth. Drive gear 1.5 wide, driven gear 1.4 wide. Drive axle major diameter 1.16 miner 1.06 Driven axle major diameter 1.745 minor 1.555 27 spline inner axle shafts 26 degree turning angle
