XYZ Racing Pro Rally Coilovers — Audi A4 B6 4WD 2002-2004

The B6 A4’s quattro layout puts more weight over the front axle than almost any coilover on the road is set up to handle, and that’s before you point the car at a gravel or snow stage instead of tarmac. Rally driving asks something road-biased kit was never built for: real suspension travel, ground clearance that survives a rutted stage, and a chassis that stays composed while the torque split is constantly shifting the load between axles.

XYZ Racing’s Pro Rally coilover is built around that brief specifically for the Audi A4 B6 4WD (2002-2004), not adapted from a track or fast-road platform. It’s aimed squarely at top-flight rally competition, where the suspension has to survive repeated hard landings and still keep the quattro drivetrain putting power down predictably.

What this coilover does for your 2002-2004 Audi A4 B6 4WD

Fitted to the B6’s 4WD platform, the Pro Rally coilover restores the ride height and wheel travel that gravel and snow stages demand, rather than leaving the car scraping through compressions on a road-height spring. That extra travel matters most under quattro’s constant torque redistribution: as drive shifts front to rear over crests and through ruts, the suspension needs enough movement in reserve to keep all four contact patches loaded rather than skipping. Ground clearance built into the setup reduces the risk of underbody strikes on rutted or rocky stages, and the damping is set up to control body movement over repeated hard landings rather than the single-hit bumps a road car sees. The result on the A4 B6 is a car that keeps its quattro traction advantage where it counts – under acceleration out of a loose hairpin – instead of losing it to a suspension that can’t cope with the terrain.

About the Pro Rally coilover

XYZ Racing builds its rally gravel and snow suspensions along two distinct routes, and the Pro Rally sits at the serious end of that split. One route bolts onto the A4’s original chassis as supplied, aimed at drivers running a largely standard bodyshell. The other, more committed route is designed to go in once the car’s body has already been modified for competition – reinforced, seam-welded, or otherwise prepared beyond stock – and it’s this route the Pro Rally is built to support at the top end. That distinction exists because a rally car’s suspension can only work as hard as the shell it’s bolted to; pushing travel and load capacity further only pays off once the chassis underneath has been strengthened to take it. For an A4 B6 built specifically for rally competition rather than road use, that’s the calculation the Pro Rally is designed around.

Fitment for the Audi A4 B6 4WD (2002-2004)

This kit is built for the Audi A4 B6 4WD, chassis code AU16, covering the 2002-2004 model years. It’s specific to the 4WD quattro drivetrain variant of the B6 generation – confirm your car matches this chassis code and year span before ordering, since suspension geometry and mounting points differ between the 4WD and front-drive versions of the same generation.

What buyers also search for

• Audi A4 B6 quattro rally suspension setup for gravel and snow stages
• Audi A4 B6 4WD coilover kit for competition rally use rather than road driving
• A4 AU16 rally-spec suspension built around a modified rally bodyshell
• Audi A4 B6 4WD Pro Rally coilover fitment and chassis compatibility

Configure your Pro Rally spec for the A4 B6 4WD below, choosing the setup that matches your car’s build stage.