Ratech Complete Ring & Pinion Installation Kit - GM 7.5" 77-81 3552024-156- S Includes Friction Modifier PN CM-19546-A1Ford

Includes Friction Modifier PN CM-19546-A1Ford Racing offers a variety of products for hard core racing and street vehicles

drag racer Joe Hrudka launched the most famous gasket company in the world more than half a century ago (started in 1964)

Fits trucks with factory truck arms and coil spring rear suspension (unique frame for rear coil springs)

toggle power adders on or off

1 (2015) Youth Homologation

Ratech Complete Ring & Pinion Installation Kit - GM 7.5" 77-81 3552024-156- S Includes Friction Modifier PN CM-19546-A1FordComplete Installation Kit GM 7. 5" (77 81) AxleContains Pinion Shims, Carrier Shims, Crush Sleeve, Pinion Seal, Pinion Nut, Ring Gear Bolt Set, Cover Gasket, Pinion Bearings, Carrier Bearings, and Marking Compound. (Image typical Kit may vary from image but will contain appropriate parts) Ratech wants all racers to know about The Myth that "All Shim Packs in the market are the same. They're just washer shaped steel that come in different thickness."