XYZ Racing Gravel Rally Coilovers — Infiniti M35 / M45 Y50 FUGA 2WD (Modified Rear Integrated) 2004-2009

The Y50-generation M35 and M45, badged FUGA in its home market, is not a car anyone pictures on a gravel stage. Close to two tonnes, a bonnet-mounted VQ35 or VQ45 V6, and a wheelbase built for motorway comfort rather than compression bumps – which is exactly why turning one into a rally car starts with a damper built to survive the abuse, not one tuned for a track apex. The XYZ Racing Gravel Rally coilover for this 2WD, Rr Integrated chassis is built around that reality.

Rally builders taking on a Y50 platform are usually chasing something specific: a heavy, front-engined saloon that can absorb repeated high-speed hits without the shock fading or the spring packing down. This kit is set up for exactly that brief rather than for pace-note perfection on tarmac.

What this coilover kit does for your 2004-2009 Infiniti M35 / M45 Y50 FUGA 2WD (Modified Rr Integrated)

Fitted to this chassis, the extended stroke gives the front and rear axles somewhere to go when a compression arrives faster than the car’s factory suspension was ever asked to manage, so the body stays composed instead of bottoming out mid-stage. The long spring works with that stroke to keep the wheel loaded through a rut rather than letting it unweight and skip, which matters on a saloon this heavy carrying momentum into a corner. Because the valving has been set against real Rally Racing team data rather than a road-car baseline, the damping stays consistent as the surface changes underneath you – loose sandstone one moment, packed silt the next – instead of hunting for a setting that only works on one type of ground.

About the Gravel Rally coilover

XYZ Racing built this damper specifically for rally and rallycross use, where the road surface is the most aggressive a chassis will ever see. The construction uses an inverted tube layout so the shock can be tuned to cope with the different demands of sandstone, snow and silt without a single generic setting compromising all three. Stroke length and spring length are both extended well beyond a road-going coilover, giving the assembly enough travel to soak up chassis vibration and the repeated hits of a fast, bouncy special stage. That extra length also has to cope with the extreme G-force a heavy saloon like the M35/M45 generates mid-corner, where a shorter unit would simply run out of usable travel. Every spring rate offered in this kit has been validated on stage by a Rally Racing team rather than on a bench, which is the difference this platform needs given how far outside its factory brief it’s being pushed.

Fitment for the Infiniti M35 / M45 Y50 FUGA 2WD (Modified Rr Integrated) (2004-2009)

This kit is built for the Y50-chassis Infiniti M35 and M45 (FUGA), chassis code IN08, across the 2004 to 2009 production run, specifically the 2WD variant with the modified, Rr-integrated rear end. Confirm your car matches this 2WD Rr Integrated specification before ordering, as the rear geometry differs from other Y50 configurations.

What buyers also search for

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• gravel rally coilovers for a heavy RWD saloon platform

Spec your Y50 M35/M45 Gravel Rally coilover for the stage it’s actually going to face – configure yours below.