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Coffman Differentials

Browse Coffman differentials and swap brackets for Polaris RZR builds. Find HILL KILLER differential options and RS1 swap hardware, with model compatibility and included components listed on each product page.

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  • RS1 FRONT DIFF SWAP KIT BRACKET ONLY RS1 FRONT DIFF SWAP KIT BRACKET ONLY
    COFFMAN

    RS1 Front Differential Swap Kit (Bracket Only)

    ALL THINGZ UTV EXCLUSIVE Free Shipping Now offered with powder coated top plate to keep the appearance of your machine looking fresh and clean. (instead of rusty metal) RS1 front diff bracket allows for winch mount! Includes wiring harness INSTRUCTIONS: HERE
    $475.00
    $475.00
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  • Coffman HILL KILLER Polaris RZR RS1/Turbo S/Pro XP/Turbo R/Pro S DifferentialCoffman HILL KILLER Polaris RZR RS1/Turbo S/Pro XP/Turbo R/Pro S Differential
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    COFFMAN

    Coffman HILL KILLER Polaris RZR RS1/Turbo S/Pro XP/Turbo R/Pro S Differential

    FOR THE EXTREME RIDERS THAT NEED THE BEST DIFF OPTION ON THE MARKET Get the new GEN II HKD. Developed, tested, and proven to be the strongest Diff we ever heard of. This is a brand new differential that we have built to withstand...
    from $3,100.00
    from $3,100.00
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