ZGGM8.25-513R USA Standard Ring & Pinion Gear Set for GM 8.25" IFS Reverse Rotation 5.13 Ratio
2010 GM 8.25IFS Front ends equipped w/ factory 3.08 gear will need a new carrier when changing ratio. When purchasing 3.42 & up gears for a factory 3.08 application you must also purchase a YC G26018131 case with it. Deck Height w/ 3.08 Ratio 1.780? Deck height w/ 3.42 & up Ratio 1.920?
2010 GM 8.25IFS Front ends equipped w/ factory 3.08 gear will need a new carrier when changing ratio. When purchasing 3.42 & up gears for a factory 3.08 application you must also purchase a YC G26018131 case with it. Deck Height w/ 3.08 Ratio 1.780? Deck height w/ 3.42 & up Ratio 1.920?
