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Currie RockJock 70 Rear Crate Axle w/ ARB Locker - 4.88 Ratio - 8x6.5 Bolt Pattern (07-18 Jeep Wrangler JK)

Market Price $8,583.99 You Save 12% ($987.84)
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$7,596.15 (each)

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  • Item J123966

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    Features & Details

    • Ideal for High Horsepower, Big Tires and Extreme Terrain
    • RockJock 70 High Pinion Nodular Iron Center Section with Bearing Caps / ARP® Fasteners
    • Delivers Unmatched Ground Clearance
    • Full-Floating 40-Spine /1.7 Inch Diameter 4340 Heat Treated Chromoly Axles
    • Large 3.5-Inch Diameter .375 Wall DOM Tubing /Stronger than Stock
    • Ring Gear Load Bolt
    • Currie’s Competition Grade 9310 Alloy RockJock 70 Gears / 4.88 Ratio /Heat Treated for Durability
    • Pinion Yoke /1350 U-Joint
    • AR400 Hardened Steel Skid Plate Protects Against Rock Gouging /Permits Easy Sliding Over Terrain Obstacles
    • Large Diameter Outer Pinion Bearing
    • Differential Nodular Iron Cover with Gasketed Fill Plug with Dipstick
    • High Volume Flow-Thru Recirculating Oil System
    • 2.5 Inch Floater Spindle Made from 4140 Chromoly, Supports 35 or 40-Spline Axles
    • 12 Inch Brake Rotors with Calipers and Zinc Plated Brackets
    • Heavy Duty 3/16 Inch Steel Brackets
    • Black Satin Powder Coat Finish
    • Expert Installation
    • 2-Year Limited Warranty
    • Fits All 2007-2018 Jeep Wrangler JK Models
    Unbeatable Performance. The Currie RockJock 70 Rear Crate Axle w/ ARB Locker - 4.88 Ratio – 8 x 6.5 Bolt Pattern is second to none when it comes to superior ground clearance. Engineered to accommodate tires up to 40 inches, this RockJock 70 rear crate axle features a high pinion nodular iron center section with bearing caps and ARP® fasteners. A skid plate made of AR400 hardened steel prevents damage that can occur when climbing rocks.

    Unrivaled Construction. Crafted from 4340 heat-treated chromoly, this full-floating 40-spline design axle features large 3.5 inch /.375 wall DOM tubing that is stronger than stock. A durable ring gear load bolt helps to prevent bending under heavy loads and a differential Nodular Iron cover with a gasketed fill plug and dipstick. Featuring Currie’s competition grade 9310 Alloy RockJock 70 gears, this gear set has been heat treated for durability. Showcasing a flow-thru recirculating oil system as well as 12 inch brake rotors with calipers and zinc plated brackets, this superior rear crate axle assembly is built to perform.

    Installation. This install requires an expert mechanic due to the extensive knowledge needed for a successful completion. The install time is approximately 6 hours or less. Heavy-duty 3/16 inch steel brackets and hardware are included for an effective installation.

    Warranty. A 2-year limited warranty is provided by Currie Enterprises in order to replace any defective element that may arise as a result of faulty manufacturing.

    Application. The Currie RockJock 70 Rear Crate Axle w/ ARB Locker - 4.88 Ratio – 8 x 6.5 Bolt Pattern is engineered to accommodate all 2007-2018 Jeep Wrangler JK models.

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

    MPN# CE-KR7003A48

    CA Residents: WARNING: Cancer and Reproductive Harm -

    What's in the Box
    • (1) RockJock 70 Axle Housing
    • (1) Differential Cover
    • (2) Axle Shafts
    • (1) Locker
    • (1) Set of Gears
    • (1) Set of Bearings
    • (1) Recirculating Oil System
    • (1) Steel Skid Plate
    • (1) Pair of Chromoly Spindles
    • (4) Seals
    • Installation Hardware
    Installation Info

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