Westgarage Engineering IB5ATB-Lightweight*, automatic torque biassing, limited slip differential chain drive unit, complete with:
Sprocket of your choice (up to 530/60 tooth)
Side mount bearing carriers with sealed bearings and oil seals.
* Based on a brand new IB5ATB differential unit
Westgarage Engineering IB5ATB-Lightweight Chain Drive unit:
*No longer available*
The IB5ATB-Lightweight is our lightest chain drive differential unit at 4.58Kg for the core unit.
This differential is a form, fit and function replacement for the Quaife QDF7ZR or any Ford IB5 chain drive unit.
The IB5ATB-Lightweight chain drive LSD unit can accept standard Ford Fiesta/Escort/Focus push-in CV joints or can be fitted with our optional fabricated flanged output shafts which take 100mm OD Lobro Type2 bolt-on CV joints.
This an automatic torque biassing (ATB) type limited slip differential is an excellent choice for use on road and track See How it Works
The IB5ATB-Lightweight differential is low maintenance and can use grease as a lubricant.
We also manufacture a cheaper IB5ATB chain drive unit. IB5ATB-Standard