FREE 1 to 3-Day Delivery on Orders $119+ Details

Talk to a Sierra 1500 Sales Tech
1-888-706-1096
M-F 8:30A-11P, Sat-Sun 8:30A-9P
Cyber Monday Extended - Up to 70% Off! Shop Now
Get $80 Off! Redeem Now >

Find Ring & Pinion Gears for your Sierra 1500

G2 Axle and Gear 8.5-Inch and 8.6-Inch Rear Axle Ring and Pinion Gear Kit; 3.42 Gear Ratio (07-18 Sierra 1500)Find parts that fit my vehicle

Item S506511
Product Image
G2 Axle and Gear 8.5-Inch and 8.6-Inch Rear Axle Ring and Pinion Gear Kit; 3.42 Gear Ratio (07-18 Sierra 1500)
Verify parts fit and get product recommendations.
Sierra 1500 Sales Techs: Connect Now M-F 8:30A-11P, Sat-Sun 8:30A-9P
Call now 1-888-706-1096 Chat Now
$0.00
Want $10? Write one of the first 5 reviews 4.9 G2 Axle and Gear Drivetrain product ratings
Our Price

$224.99 kit

Out of Stock

to: 43215
Please enter a valid US or CA postal code
We're sorry, zip can't be updated at this time.

Will this fit your Vehicle?

Select a different vehicle Help?
Update or Change Vehicle
Add to Cart
Save for later
    Create a list
    Add to New List

    Saved - View your saved items

    We're sorry. We couldn't save this product at this time.

    or use

    Loading Indicator

      Product Information

      Features, Description, Q&A, Specs & Installation

      Features

      • Ideal for Performance Applications
      • Has a 3.42 Gear Ratio
      • Designed with 8.5 in. and 8.6 in. Ring Gear Diameter
      • 30-Spline Pinion
      • 10 7/16” x 20 LH Ring Gear Bolts
      • Made from Forged 8620 Steel
      • Professional Installation Recommended
      • 10-Year Limited Warranty
      • Fits 2007 to 2018 GMC Sierra 1500 Models

      Description

      Upgrade for Performance. The G2 8.5 in. & 8.6 in. Rear Ring Gear and Pinion Kit is designed to handle the load of modern performance vehicles. It has a 3.42 gear ratio and is precision-machined to OE specifications with the use of the latest manufacturing technology. This results in higher heat tolerance, durability, and reduced road noise.

      High-Quality Gears. The G2 Rear Ring Gears and Pinions are made from forged 8620 steel. Precision CNC-machining and heat-treatment ensures that they fit perfectly for easy installation and have excellent durability. Additionally, the mating surfaces are lapped to ensure a smooth finish for reduced friction and road noise.

       Professional Installation Recommended. Installing the kit requires specialist equipment and high mechanical expertise. G2 recommends that installation is performed by a reputable 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 3.42 gear ratio is designed to fit 2007 to 2018 GMC Sierra 1500 models.

      Shop All Truck Parts And Accessories

      Shop All Truck Drivetrain Parts

      Shop All Truck Gears: Ring And Pinion

      Fitment:

      G2 Axle and Gear 2-2021-342

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

      Installation & What's in the Box

      Installation Info

      What's in the Box

      • (1) Rear Ring Gear
      • (1) Pinion Gear
      4.9

      Reviews of G2 Axle and Gear Drivetrain Products (71)

      Brand Image

      Reviews of G2 Axle and Gear Drivetrain products have an average rating of 4.9 out of 5

      Questions & Answers

      No questions about this product yet. Ask the First Question

          Related Sierra 1500 Categories

          Word on the Trail

          Using paypal checkout was easy and quick. I really like the fact that all of the searches are tailored to find the items that will work with my truck, instead of having to look though a bunch of equipment I can not use.

          nichols95376
          Previous Slide Next Slide