Chevy Truck 12Bolt Posi-Trac 3.73 Diff Upgrade

Get the power to the ground and stop the one wheel peel, growling howl and leaking pinion seal - with our Chevy Truck Rear End upgrade.

Chevy Truck 8.875" 12-Bolt Posi-Trac 30 Spline, Carrier, Gear, Bearing Kit - 3.73 Ratio

Ideal set-up for use with Turbo 700, 4L60E or 4L80 over-drive transmission. For Turbo 350/400 or 4 speed manual consider 3.08 ratio gear set.

Includes:

Yukon Gear Posi-Trac Carrier, Series 3.

3.73:1 Ratio Motive Gear Ring and Pinion, GM, 12-Bolt, Truck, Series 3 Set

Ring and Pinion Installation Kit for GM 8.875 in., Truck 12-Bolt, 30-Spline Pinion, Kit

Specifications:

Cover Bolts: 12

Ring Gear Bolts: 12

Axle Shaft Spline Quantity: 30

Pinion Spline Count: 30

Ring Gear Rotation: Standard

Cover Gasket Included: Yes

Pinion Shims Included: Yes

Carrier Shims Included: Yes

Crush Sleeve Included: Yes

Pinion Seal Included: Yes

Pinion Nut Included: Yes

Ring Gear Bolts Included: Yes

Head Bearing Included: Yes

Tail Bearing Included: Yes

Carrier Bearings Included: Yes

Axle Seals Included: No

Axle Bearings Included: No