The Revolution Gear & Axle GM 8.25in IFS reverse-rotation ring and pinion set supplies a 4.88 final drive ratio for GM 8.25in IFS reverse-rotation front axles. This direct-replacement kit restores proper gear mesh and rotation orientation in compatible reverse-rotation IFS applications, and is matched to installations requiring a 4.88 final drive ratio.
Revolution Gear & Axle GM 8.25in IFS Reverse Rotation 4.88 Ratio Ring & Pinion Set