Bilstein B6 24-143998 Rear Shock Absorber for BMW E46 M3 & M3 CSL (2000-2006) - Performance Monotube Gas-Pressure Rear Damper, Direct-Fit OE Upgrade, Coupe/Convertible

Bilstein B6 24-143998 Uprated Rear Damper for BMW E46 M3 and M3 CSL

Give your E46 M car the rear end control it deserves with the Bilstein B6 part number 24-143998. This gas-charged monotube rear damper is a direct-fit OE-quality upgrade for the BMW E46 M3 and E46 M3 CSL from 2000 to 2006. Expect tighter body control, stronger traction out of bends, composed high speed stability and confidence on B roads without altering ride height or swapping springs. It is the go to fast road and occasional track day solution for drivers who want an uprated rear shock that still rides well every day.

At MJ Modifications we have installed these on our own E46 builds and for countless customers. Feedback is consistently strong, with owners reporting a more planted rear axle, improved road holding over broken tarmac, reduced squat under acceleration and better composure on motorway expansion joints. If your original units are tired or you are chasing an OE plus upgrade that genuinely sharpens the car, this Bilstein B6 rear damper is a proven choice.

Why this B6 rear unit is the smart upgrade

• Plug and play fitment for BMW E46 M3 and M3 CSL rear axle, no modifications required
• Monotube gas charged construction for consistent damping and fade resistance under hard use
• Engineered to work with factory springs, no lowering and no compromise to practicality
• Enhanced stability in fast directional changes, lane discipline and emergency manoeuvres
• Fine tuned by Bilstein for UK style roads with durability you can trust
• Legendary yellow Bilstein finish with OEM level build quality

Real world benefits

• Sharper turn in and reduced body movement for a more connected drive
• Better grip on uneven surfaces and greater confidence when pushing on
• Composed performance with passengers or luggage, ideal for touring and daily use
• A long lasting solution that outperforms tired factory dampers

Technical details

Compatibility

Designed for the BMW 3 Series E46 M models:

• BMW E46 M3 Coupe 2000 to 2006
• BMW E46 M3 Convertible 2001 to 2006
• BMW E46 M3 CSL 2003 to 2004

If you are searching for an uprated rear shock for BMW M3 E46, CSL rear damper unit, Bilstein B6 M3 rear, or gas monotube rear replacement for E46 M3, this is the correct component.

Fitment check

We will confirm suitability before dispatch. Add your UK registration or the last 7 of your VIN at checkout and we will verify that 24-143998 is correct for your vehicle.

Installation and support

Professional installation recommended. MJ Modifications offers fitting in Warwickshire. For a quote or to book, email info@mjmodifications.co.uk.

• Direct bolt on replacement for the rear axle
• Replace in pairs for balanced handling
• Tighten all hardware to BMW torque specifications and inspect top mounts, bump stops and dust boots while you are there

Who is it for

Owners who want an OE quality rear shock that delivers sports car precision on the road with no drop in ride height. Ideal for daily driven cars, weekend blasts and occasional circuit use.

Common search phrases

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Order the Bilstein B6 24-143998 today and transform the way your BMW E46 M3 or M3 CSL puts its power to the tarmac.