Eaton Detroit TrueTrac for 1030 / 1031 Axles

This is a basic gear-based Torsen style differential that is maintenance-free, and great for daily drivers and performance street applications. 

Eaton TrueTrac for RWD Volvo's 

27 spline model 

These work with all 1030/1031 differentials 

They will work with all Volvo factory R&P Sets,  

Model 912A588