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G2 Axle and Gear 8.5 in. & 8.6 in. Rear Axle Ring Gear and Pinion Kit - 4.10 Gears (07-18 Sierra 1500)

Market Price $361.99 You Save 12% ($42.00)
Our Price

$319.99 (kit)

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  • Item S506514

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Ship to: Ashburn - 20149
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    Features & Details

    • Ideal for Street Applications
    • Has a 4.10 Gear Ratio
    • Features an 8.5 in. and 8.6 in. Ring Gear Diameter
    • 30-Spline Pinion
    • 10 7/16” x 20 LH Ring Gear Bolts
    • Forged 8620 Steel Construction
    • Professional Installation Recommended
    • 10-Year Limited Warranty
    • Fits 2007 to 2018 GMC Sierra 1500 Models
    Designed for Street Applications.  The G2 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit with 4.10 gear ratio is designed to run cooler and quieter than stock. This makes it excellent for street applications where low noise is a consideration. Furthermore, it’s made to OE factory specifications to make installation easier.

    High-Quality Construction. The G2 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit is made from high-grade forged 8620 steel. It’s precision-machined using the latest in manufacturing technology. Computer-controlled heat treatment improves the durability of the gears. Additionally, double-lapping ensures the smoothest surfaces to reduce friction and road noise.

    Professional Installation Recommended. With a complex process, specialist equipment, and high skill requirements; G2 recommends that installation is performed by a professional mechanic.

    Backed by 10-Year Limited Warranty. G2 warrants that the 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit is free of defects in workmanship and materials. Exclusions will apply.

    Application. The G2 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit with 4.10 gear ratio is designed to fit 2007 to 2018 GMC Sierra 1500 models.

    Fitment: 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 Details

    MPN# 1-2021-410

    CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov

    What's in the Box
    • (1) Rear Ring Gear
    • (1) Pinion Gear
    Installation Info

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