Rts M78 Differential Kit: 3.90:1 Gear Set With Mini Spool For Holden & Ford V6/V8

Description

RTS’ ring and pinion sets and mini spool kits are manufactured to meet and exceed OEM specifications that are required for todays performance cars. The design, tooling, steel selection, and heat-treat recipes are all controlled by the RTS manufacturing factory to produce cost-alternative ring and pinion sets. Available in a wide variety of gear ratios for your modern Holden Commodore or Ford Falcon.

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