XYZ Racing Racing Spec Coilovers — Nissan 350 Z Z33 (Modified Rear Integrated) 2002-2008

The Z33’s front-mid engine layout and near-50/50 weight split reward a chassis that stays flat and predictable when you’re pushing into a fast corner on cold tyres and coming back on the throttle early. XYZ Racing’s Racing Spec coilover is built for exactly that kind of session-after-session circuit work, not a single fast lap followed by a long cool-down.

For the 350 Z Z33 with the modified rear integration, that means damping and spring rates set up around how the rear end actually loads under trail braking and mid-corner throttle, rather than a generic fast-road compromise. This is the spec XYZ Racing points owners toward when the car’s job for the weekend is timed laps, not the commute.

What this coilover does for your 2002-2008 Nissan 350 Z Z33

Fit this to a 2002-2008 350 Z and the immediate change is composure under load: less dive on the way into a corner, less squat on the way out, and a rear axle that stays settled through direction changes instead of stepping wide. The Z33’s naturally strong front-end grip is easier to lean on when body movement is controlled, so trail-braking into apexes becomes more predictable rather than a lottery on where the nose settles. Ride height is adjustable independently of spring preload, which matters on a car this size for getting corner weights and rake sorted without touching the spring rate you’ve chosen. Because the kit is built around repeat-session use, the damping doesn’t fade or wander in behaviour after the third or fourth flying lap the way a soft, road-biased setup can.

About the Racing Spec coilover

XYZ Racing developed the Racing Spec damper specifically for circuit racing, with base settings drawn from the company’s own participation in touring car competition, including WTCC. That racing-derived starting point is what separates this tier from a fast-road coilover wearing a track-day label – the valving comes from cars that were actually raced, not simulated. For cars carrying heavier aggressive upgrades, close to factory racing-vehicle or A-class spec, XYZ Racing also builds genuinely custom shock absorbers: send them the detail of what’s been changed on the car and which circuit it runs, and the damper gets built around that specific combination rather than a catalogue setting. On a modified-rear 350 Z, that custom-build route is worth knowing about if your car has moved meaningfully away from stock geometry, since a damper tuned for your actual set-up will do more for consistent lap times than one tuned for a generic Z33.

Fitment for the Nissan 350 Z Z33 (2002-2008)

This kit is built for the Nissan 350 Z Z33, model years 2002 to 2008, with the modified rear integration fitment (chassis reference NI03). Confirm your car matches this rear-end configuration before ordering, since the Racing Spec kit is set up specifically around that layout rather than the standard rear mounting.

What buyers also search for

• Nissan 350 Z Z33 track coilovers for circuit and time-attack use
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• 350 Z Z33 racing spec dampers with WTCC-derived valving
• Nissan 350 Z custom coilover build for heavily modified cars
• 350 Z Z33 modified rear integration coilover fitment

Pick the Racing Spec kit for the 350 Z Z33 if your weekends are measured in lap times rather than miles – configure yours below.