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  • Drexler GT4 LSD Differential 3.46 — Plug-&-Play for BMW F87 M2, F80 M3, F82/F83 M4 | RacingDiffs

    DR0001

    Motorsport GT4 Drexler LSD

    Complete 3.46 Final Drive for BMW F-Series

    Give your F8X M-car the same Drexler limited-slip core used in BMW GT4 & DTM competition. Supplied in a brand-new 220 mm housing with factory 3.46:1 crown wheel already fitted and torqued, this drop-in unit lets you skip machine-shop headaches and head straight to the track.

    Features
    • Genuine Drexler motorsport core with moly-coated clutch pack (4 plates).
    • Pre-assembled 3.46 final drive in a brand-new OEM 220 mm housing—no machining or ring-gear cutting required.
    • 60/60 ramp profile, 60 Nm preload for fast, predictable lock; 
    • Race-proven reliability tested to 1,000 Nm.
    • Quiet street manners thanks to precision ramp geometry and premium friction linings.
    Feature RacingDiffs Drexler Typical “220” Swaps
    Core Drexler GT4/DTM clutch-type LSD Mixed aftermarket cores
    Install 100% plug-and-play (pre-machined, pressed, torqued) Cutting welded gear + bench set-up
    Lock profile 60/60 ramps, 60 Nm preload Usually 60/50 only
    Reliability Race-proven to 1,000 Nm Variable
    Performance Benefits
    • Lightning-quick lock under throttle for brutal corner exits.
    • More stable turn-in and reduced DSC intervention under trail braking.
    • Chatter-free, quiet operation on the street.
    Technical Specs / Installation Tips
    Differential size BMW 220 mm rear axle
    Final-drive ratio 3.46 : 1 (OEM)
    Ramps / preload 60° accel / 60° decel, 60 Nm
    Clutch pack Drexler Motorsport, 6 plates, moly-coated
    Housing Brand-new OEM casting, fully rebuilt & sealed
    Oil capacity 1.2 L 75W-140 GL-5 LSD oil (not included). Ravenol Racing is our recommendation.
    Warranty 12 months, unlimited mileage

    Installation Notes

    1. Remove OE Active-M differential.
    2. Install a second right-hand axle shaft on the left side (this carrier uses equal-length outputs).
    3. Shorten the flange to match the left-side pocket depth.
    4. Fill with 75W-140 LSD oil, torque mounts to BMW spec, and road-test.

    Fitment note: No other modifications required beyond the equal-length axle swap and flange trim.

    Fitment
    • BMW F87 M2 & M2 Competition (N55 & S55)
    • BMW F80 M3 Sedan
    • BMW F82 / F83 M4 Coupé & Cabrio

    Also fits select F90 M5 or G8X builds running the 220 mm axle swap—contact us to confirm.

    Please note: this unit won't fit carbon fiber prop shaft.

    Shipping & Support
    • Free Worldwide DHL Express (2–5 days).
    • Technical support via email.

    Bolt-in GT4 performance, zero machine-shop hassle — order your Drexler 220 mm LSD today and feel the grip from the first lap.