MMX Differential Oil Drain & Fill Plug Sealing Washers - Crush Gasket Set for Magnetised Bolts, Rear Axle/Final Drive, Pack of 5

Axle Drain and Fill Bolt Gasket Set – Pack of 5

Keep your final drive tight, tidy and leak free with this pack of five replacement sealing rings for MMX magnetised drain and fill bolts. These precision sealing gaskets restore a positive, crush-fit seal so your gear oil stays where it should, helping protect gears, bearings and LSD clutches under hard road or track use.

• Optimised for MMX magnetised drain/fill bolts in the rear axle housing
• Crush-style sealing rings for a reliable, repeatable seal after servicing
• Prevents weeps and drips to maintain correct gear oil level
• Ideal for performance builds, track day cars, drift setups and fast-road maintenance
• Five-piece pack covers multiple services or multiple vehicles in your fleet

Why enthusiasts choose this gasket pack

A secure, oil-tight seal is essential for drivetrain longevity. Pairing a magnetised drain bolt with fresh sealing washers helps capture metallic particles and keeps the lubricant inside the casing, supporting smoother operation of the crown wheel, pinion and differential internals. We use these in-house and customer feedback has been excellent for both daily drivers and high-output builds.

Common search terms

Rear axle drain bolt washer, final drive plug gasket, differential oil plug washer, magnetised plug sealing ring, diff oil service kit, crush washer pack, axle fill bolt gasket, drivetrain service parts, performance car maintenance.

What you get

5 x replacement sealing rings for MMX magnetised differential drain/fill bolts.

Fitting and support

Straightforward to install during an oil change with basic tools. Prefer professional fitting? Book in with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.