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  • BMW non M Gear ratio Swap set - Essential for Differential Gear ratio change

    RD3049

    Differential Type

    Thinking of changing the gear ratio of your BMW differential? Our Gear Ratio Swap Set is an absolute must-have, providing all the essential components needed to complete a successful swap and enhance your vehicle's performance.

    Key Features:

    • Complete Kit: This set includes everything required for a seamless gear ratio change, ensuring precise fitment and optimal functionality.
    • Enhanced Performance: Adjusting your gear ratio can lead to significant improvements in acceleration, top speed, and overall drivability, tailored to your specific driving style.

    Kit Includes:

    • Adjustment Shim Set / C Clip Set: Ensures proper alignment and positioning of internal components.
    • Pinion Oil Seal: Maintains optimal lubrication and prevents oil leaks.
    • Large Pinion Bearing: Necessary to install onto your new pinion gear.
    • Crush Sleeve Shim: Essential for achieving the correct preload on the pinion gear.
    • Pinion Depth Shim Set (3.3mm - 3.7mm): Allows for precise positioning of the pinion gear.

    Fitment Confirmation: To ensure you get the right set for your BMW, follow these steps:

    • Use BMWFans.info Database: This video will guide you on how to use the database to verify fitment.
    • VIN Confirmation: Simply send us the last 7 digits of your VIN, and we will confirm if this set fits your requirements as soon as possible.

    Why Choose Our Gear Ratio Swap Set?

    • Quality Assurance: Each component is manufactured to meet or exceed OEM specifications, ensuring long-lasting performance and reliability.
    • Expert Support: We provide comprehensive guides and resources to help you perform the swap with confidence.

    Upgrade your BMW’s differential with our Gear Ratio Swap Set and experience a remarkable improvement in performance and drivability. Order now and take your driving experience to the next level!

    BMW differential gear ratio swap set with ring and pinion gears – installation tutorial visual

    Backlash adjustment shims OEM part numbers:

    -168mm-
    33139065731
    33-13-9-065-731
    33 13 9 065 731
    33.13.9.065.731

    33139065732
    33-13-9-065-732
    33 13 9 065 732
    33.13.9.065.732

    33139065733
    33-13-9-065-733
    33 13 9 065 733
    33.13.9.065.733
    ----------------------
    -188mm-
    33139065734
    33-13-9-065-734
    33 13 9 065 734
    33.13.9.065.734

    33139065735
    33-13-9-065-735
    33 13 9 065 735
    33.13.9.065.735
    ----------------------
    -210mm-
    33139065736
    33-13-9-065-736
    33 13 9 065 736
    33.13.9.065.736

    33139065737
    33-13-9-065-737
    33 13 9 065 737
    33.13.9.065.737