XYZ Racing Gravel Rally Coilovers — BMW 5 SERIES G31 (OE FOR REAR AIR STRUT) 2017-2026

The G31 Touring was never meant for sandstone, snow or silt – it was built as a Bavarian autobahn-cruiser with self-levelling rear air struts holding up an estate body that puts serious mass over the back axle. Converting one into a gravel-stage weapon means tearing out that air system entirely and replacing it with something that can survive being launched off a yump at 70mph and still hold a damping curve on the next corner.

That is the brief this XYZ Racing Gravel Rally coilover was developed against. The kit deletes the OE rear air strut hardware and replaces front and rear with inverted-tube dampers, long-stroke bodies and long springs sized for the kind of vertical travel and chassis load a tarmac coilover would simply bottom out against on the second corner of a forest stage.

What this coilover does for your 2017-2026 Bmw 5 Series G31 (OE FOR REAR AIR Strut)

Gravel work on a car this heavy is brutal on suspension geometry. The inverted-tube construction puts the larger-diameter outer tube up at the top, where bending loads are highest when the wheel is taking a hit at full droop – exactly what happens when a G31 is mid-air over crested gravel. Long stroke means the damper keeps working through compression depths that would have a fast-road coilover stacked on its bump stop. The long springs hold ride height under load transfer that would otherwise spike rebound forces hard enough to unsettle the rear of a 1,750kg estate. On the road home from a stage, the same long-travel setup soaks up potholes and broken tarmac in a way that short-stroke track coilovers simply cannot.

About the Gravel Rally coilover

This damper is built for one of the harshest disciplines in motorsport – gravel rally and rally cross, where road surface changes corner-to-corner from packed sandstone to wet silt to broken snow. The inverted-tube design is the central engineering choice: it stiffens the strut against lateral loads, protects the damping shaft from gravel-pick debris, and handles the G-forces generated when a heavy chassis is loaded into a fast sweeper. Long stroke and long spring lengths are specified to absorb chassis vibration on high-speed bouncy surfaces and bear the extreme G-loads of cornering on a low-grip surface. Spring rates across the range are not theoretical – every setting is tested in the field by Rally Racing teams running this damper on stage.

Fitment for the Bmw 5 Series G31 (2017-2026)

Chassis code BM88, covering the G31 5 Series Touring with the factory rear air-strut suspension, model years 2017 through 2026. This kit replaces the rear air-strut assembly outright with a conventional coilover – confirm with the configurator that your car is the air-sprung Touring variant before ordering.

What buyers also search for

• BMW G31 Touring rear air strut conversion to coilover
• 5 Series G31 gravel rally suspension kit
• BMW G31 rally cross coilover with long stroke
• G31 Touring inverted-tube damper for stage use
• BMW 5 Series rally suspension that deletes rear air system

Pick your spring rates and damper spec in the configurator below.