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Nitro Gear & Axle Dana M186 Front Axle Ring and Pinion Gear Kit; 4.63 Gear Ratio (18-26 Jeep Wrangler JL, Excluding Rubicon)Find parts that fit my vehicle

Item J178083
ExtremeTerrain no longer carries the Nitro Gear & Axle Dana M186 Front Axle Ring and Pinion Gear Kit; 4.63 Gear Ratio (18-26 Jeep Wrangler JL, Excluding Rubicon). Please check out Jeep CJ7 Drivetrain Parts for 1976-1986 Wrangler for an updated selection.
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    Product Information

    Features, Description, Q&A, Specs & Installation

    Features

    • Dana M186 Front Axle Ring and Pinion Gear Kit
    • Gear Ratio 4.63
    • Designed For Dana 30 (M186) Front Axles
    • Precision-Machined From 8620 Steel Gear Forgings
    • CNC Triple-Lapped For Optimal Fit and Performance
    • Heat Treated and Rockwell Hardness Tested
    • Engineered For Smooth, Quiet Operation
    • Ideal For Jeeps With Larger Tires Or Increased Weight
    • Six-Hour Installation
    • Two-Year Limited Warranty
    • Fits 2018-2026 Jeep Wrangler JL Models, Excluding Rubicon

    Description

    Optimized Gear Ratio for Superior Performance. The Nitro Gear & Axle Dana M186 Front Axle Ring and Pinion Gear Kit with a 4.63 gear ratio is specifically designed to improve torque and drivability in 2018–2026 Jeep Wrangler JL models, excluding Rubicon. This carefully calculated ratio enhances low-end power and acceleration, especially when running larger tires or carrying heavy loads, delivering improved off-road traction and on-road responsiveness without compromising efficiency.

    Heavy-Duty Steel for Long-Term Durability. Manufactured from premium-grade materials, the Nitro Gear & Axle Dana M186 Ring and Pinion Gear Kit offers exceptional strength and resistance to wear. It is heat-treated and lapped for added durability, making it capable of handling the increased torque and stress associated with lifted suspensions, off-road use, and high-performance applications.

    Ideal Upgrade for Regearing Projects. Whether you’re upgrading tire size or seeking better control in off-road scenarios, the Nitro Gear & Axle Dana M186 Ring and Pinion Gear Kit is a smart choice for any re-gearing project. The 4.63 ratio helps restore lost performance and efficiency, bringing your Jeep Wrangler JL back into its optimal power band and improving overall drivetrain harmony.

    Installation. Putting this Nitro Gear & Axle Dana M186 Front Axle Ring and Pinion Gear Kit; 4.63 Gear Ratio on your Jeep Wrangler JL takes 6 hours to install.

    Warranty. There is a 2-year limited warranty on this product.

    Application. The Nitro Gear & Axle Dana M186 Front Axle Ring and Pinion Gear Kit; 4.63 Gear Ratio fits 2018-2026 Jeep Wrangler JL models, excluding Rubicon.

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

    Installation & What's in the Box

    Installation Info

    Installation Time

    (approx) 6 Hours

    Difficulty Level:

    Light to Moderate mechanical skill required.

    Installation Guides

      No guide available for this part yet.

    What's in the Box

    • (1) Ring Gear
    • (1) Pinion Gear
    • (1) Pinion Nut
    • (1) Crush Sleeve
    • (1) Pinion Seal
    • (2) Carrier Bearings
    • (1) Pinion Depth Shim Kit
    • (1) Carrier Shim Kit
    • (1) Marking Compound
    • (1) Brush
    • (1) Loctite

    Tech Specs

    4.8

    Reviews of Nitro Gear & Axle Drivetrain Products (39)

    Questions & Answers

    No questions about this product yet. Ask the First Question

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