FREE 1 to 3-Day Delivery on Orders $149+ Details

Logo Image
Memorial Day Sale - Up to 50% Off! Shop Now >

Find Ring & Pinion Gears for your Grand Cherokee

Motive Gear 8.25-Inch Rear Axle Ring and Pinion Gear Kit; 3.90 Gear Ratio (05-10 Jeep Grand Cherokee WK)Find parts that fit my vehicle

Item JGC10806
Product Image
Coupon Added
463 Reviews of Motive Gear
Our Price

$331.99

Coupon
Apply 10% Discount
One coupon per order | Details
Military, Medical & First Responders $16.60 Available in XT Cash Rewards.
Confirm Eligibility

CONFIRM THIS FITS 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

    Shop Owners Save More! Sign up for our dealer program
    Join For FREE
    Loading Indicator

      Product Information

      Features, Description, Q&A, Specs & Installation

      Features & Specs

        _x000D_
      • For Chrysler 8.25", 8.375" (C213R/E)
        • _x000D_
      • 3.90 Gear Ratio
        • _x000D_
      • Requires A 2.71 Or Numerically Higher Ratio Carrier
        • _x000D_
      • Dual Drilled For 3/8" And 10mm Bolts
        • _x000D_
      • Chrysler 8.25 Differential Case Design
        • _x000D_
      • 10 Cover Bolt Quantity
        • _x000D_
      • 10 Ring Gear Bolt Quantity
        • _x000D_
      • 8620 Steel Ring Gear Material
        • _x000D_
      • 8.25 Inch Ring Gear Outside Diameter
        • _x000D_
      • Standard Ring Gear Rotation
        • _x000D_
      • 1.626 Inch Pinion Shaft Diameter
        • _x000D_
      • 27 Pinion Spline Count
        • _x000D_
      • 10 Pinion Gear Tooth Quantity
        • _x000D_
      • Rear Position
        • _x000D_
      • Fits 05-10 Jeep Grand Cherokee WK
        • _x000D_

      Description

      Precision Gear Replacement. The Motive Gear 8.25-Inch Rear Axle Ring and Pinion Gear Kit with a 3.90 gear ratio is engineered to restore optimal differential performance in compatible Chrysler rear axles. This kit replaces the existing ring and pinion gears, ensuring smooth power transfer from the driveshaft to the wheels while maintaining the correct gear ratio for the vehicle’s drivetrain dynamics. It is essential for maintaining reliable torque application and driveline efficiency during automotive repairs or upgrades.

      _x000D__x000D_

      Construction and Appearance. Manufactured from high-strength 8620 steel, the ring gear features a durable exterior designed to withstand heavy loads and extended use. The gear surfaces are precisely machined and treated for enhanced wear resistance, promoting longevity and dependable performance. The finish is consistent and rugged, suitable for performance applications within rear differential assemblies.

      _x000D__x000D_

      Installation. Installation requires standard mechanical knowledge and tools, including confirmation of carrier compatibility for the specified gear ratios. The kit is dual drilled for 3/8" and 10mm bolts, making it adaptable but requiring care to match the bolt pattern and secure the assembly properly.

      _x000D__x000D_

      Warranty. This product carries a 1-year or 50,000-mile warranty, providing assurance against manufacturing defects and performance issues under normal use.

      _x000D__x000D_

      Application. Fits 2005-2010 Jeep Grand Cherokee WK models with the appropriate rear axle configuration and carrier ratios as specified.

      Motive Gear C8.25-390

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

      Installation & What's in the Box

      Installation Info

      Installation Time

      (approx) a Day

      Difficulty Level:

      Mechanical expertise or professional installation required.

      Installation Guides

      What's in the Box

      • (1) Rear Ring Gear and Pinion Set
      4.7

      Reviews of Motive Gear Drivetrain Products (463)

      Questions & Answers

      No questions about this product yet. Ask the First Question

        Built for Tough Trails and Demanding Terrain

        Most Popular from Yukon Gear

            Community Support