On rear axles with a double cardan-style ’shaft, the pinion and driveshaft should ideally be at a 0-degree operating angle at ride height.

If you want a happy, vibration-free driveshaft, the crankshaft line and the pinion angle line must be parallel. The transmission output shaft is typically above the centerline of the pinion.

We slid the driveshaft forward to disengage the u-joint from the pinion flange. The driveshaft slip yoke then slid off the transmission's output shaft. Transmission fluid will run out, so have a ...

RestoreIt. I Restored a Mercedes W123 Differential! 🚗 . Posted: June 13, 2025 | Last updated: June 13, 2025. In this episode of Restore It, we document the restoration and rebuilding of the ...

An axleshaft’s overall strength is determined by what Randy’s Ring & Pinion calls DMD: diameter, materials, design. We’ll start with materials. Most readers know that steel is a generic name ...

Some roller pinions have shaft mounts; others have ISO 9409 flange mounts for gearhead mounting. Pinion preloaders improve meshing geometry. A stainless adjuster-plate pilot often accommodates ...