These CWP’s have been used in road and competition cars for over a decade and have had almost zero failures
Manufactured by one of the best spiral, bevel gear manufacturers in the world, established in 1955, TUV certified, TS EN ISO9001-2008.
To Original Ford setting x 18 NiCRMO5 material.
All ratios individually finished by lapping.
Matched and numbered as a set.
Note – CWP’s with a lower ratio number will give a higher top speed and will give lower engine RPM’s and better fuel economy when cruising. CWP’s with a higher ratio number will give better acceleration and are more suited to sprint / hill climb cars where acceleration is preferred over higher top end speeds.
More Ratios available here
Ford English Alloy Diff Adjuster Rings with Clips (DIFF013)
English Crown Wheel and Pinion 3.77:1 (CWP-3.77) 
