11.25 Inch Dana 80 4.11 Rear Ring & Pinion, Install Kit, 4.375 Inch Od Head Bearing USA Standard Gear Exterior Parts & Car Care - Side Steps & Running Boards - Step Nerf Bar Kit Prepares your 1978-1988 Gm G-Body

Prepares your 1978-1988 Gm G-Body with a bullet proof fuel system for conversion to EFI Pump gas and E85 compatible Fuel Plumbing Kit in a box

Kit allows for installation of fill cap or inspection plug anywhere needed 2

Aftermarket Ls valve covers are common

Series: 9000 Series

11.25 Inch Dana 80 4.11 Rear Ring & Pinion, Install Kit, 4.375 Inch Od Head Bearing USA Standard Gear Exterior Parts & Car Care - Side Steps & Running Boards - Step Nerf Bar Kit Prepares your 1978-1988 Gm G-BodyUSA Standard 11. 25 inch Dana 80, 4. 11 Ratio Rear Ring and Pinion Gear Set and Master Install Kit Package Details: Rear Differential 11. 25 inch Dana 80 Gear Ratio 4. 11 Location Rear Structured Ring and Pinion Install Kit Over Drive 4. 375 inch Overdrive Head Bearing Warranty Warrantied against manufacturing defects for one (1) year Sold As Kit Features: This particular kit contains a 4. 11 Ring and Pinion Gear Set For Applications with 10 Bolt Rear