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Ring & Pinion Kits 1979-1991 GM 8.5R

Shop now for Ring and Pinion Kits for 1979-1991 Chevy and GMC 1/2 ton C and K series trucks with GM (AAM) 8.5" 10 Bolt Semi-Floating Rear Axles. In stock. Quick shipping.

Ring & Pinion Kits 1979-1991 GM 8.5R

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  • YG GM8.5-513 Yukon 5.13 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    YG GM8.5-513 Yukon 5.13 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    451897
    $442.89
    YG GM8.5-513 Yukon High Performance 5.13 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 30 spline pinion 5.13 ratio 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $442.89
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  • YG GM8.5-538 Yukon 5.38 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    YG GM8.5-538 Yukon 5.38 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    451898
    $442.89
    YG GM8.5-538 Yukon High Performance 5.38 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 30 spline pinion 5.38 ratio 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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  • YG GM8.5-557 Yukon 5.57 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    YG GM8.5-557 Yukon 5.57 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    451899
    $547.18
    YG GM8.5-557 Yukon High Performance 5.57 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles.
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    $547.18
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  • ZG GM8.5-273 USA Standard 2.73 Ratio Ring & Pinion Gear Set for GM 8.5" Torque King 4x4
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    ZG GM8.5-273 USA Standard 2.73 Ratio Ring & Pinion Gear Set for GM 8.5"

    454360
    $399.89
    ZG GM8.5-273 USA Standard 2.73 Ratio Ring and Pinion Gear Set for GM 8.5" axles.
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    $399.89
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  • ZG GM8.5-308 USA Standard 3.08 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-308 USA Standard 3.08 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454361
    $313.89
    ZG GM8.5-308 USA Standard 3.08 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 3.08 ratio 30 spline pinion 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $313.89
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  • ZG GM8.5-323 USA Standard 3.23 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-323 USA Standard 3.23 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454362
    $362.89
    ZG GM8.5-323 USA Standard 3.23 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 3.23 ratio 30 spline pinion 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $362.89
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  • ZG GM8.5-342 USA Standard 3.42 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-342 USA Standard 3.42 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454363
    $287.89
    ZG GM8.5-342 USA Standard 3.42 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 3.42 ratio 30 spline pinion 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $287.89
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  • ZG GM8.5-373 USA Standard 3.73 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-373 USA Standard 3.73 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454364
    $266.89
    ZG GM8.5-373 USA Standard 3.73 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 3.73 ratio 30 spline pinion 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $266.89
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  • ZG GM8.5-390 USA Standard 3.90 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-390 USA Standard 3.90 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454365
    $316.89
    ZG GM8.5-390 USA Standard 3.90 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 3.90 ratio 30 spline pinion 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $316.89
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  • ZG GM8.5-430 USA Standard 4.30 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-430 USA Standard 4.30 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454367
    $471.89
    ZG GM8.5-430 USA Standard 4.30 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 30 spline pinion 4.30 ratio 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $471.89
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  • ZG GM8.5-456 USA Standard 4.56 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-456 USA Standard 4.56 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454368
    $287.89
    ZG GM8.5-456 USA Standard 4.56 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 30 spline pinion 4.56 ratio 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $287.89
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  • ZG GM8.5-488 USA Standard 4.88 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6" Torque King 4x4
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    ZG GM8.5-488 USA Standard 4.88 Ratio Ring & Pinion Gear Set for GM 8.5" & 8.6"

    454369
    $296.89
    ZG GM8.5-488 USA Standard 4.88 Ratio Ring and Pinion Gear Set for GM 8.5" and 8.6" axles. 10 ring gear bolts 30 spline pinion 4.88 ratio 8.50″ ring gear diameter Fits GM 8.5″ and 8.6″
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    $296.89
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