Volvo XC90 Rear Springs: Specs, Fitment & Common Faults
Genuinely worth knowing: Volvo built the same XC90 with light, medium, and heavy rear spring variants — identified by a factory chassis code, not by trim level.
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A Genuinely Granular Factory Customization System Worth Knowing
Genuinely important to establish before ordering: Volvo used a "Chassis Code" system (found on the product plate, usually in the engine bay) to identify exactly which spring variant was fitted at the factory, including genuinely different light, medium, and heavy rear spring rates for the same model — a more granular system than simply checking trim or engine size. There's also a separate "auxiliary spring" fitted alongside the main coil spring on some variants, a genuinely distinct helper component rather than part of the main spring itself.
Volvo XC90 Rear Springs: A Part That Fails Quietly, Then Suddenly
It's a slow decline followed by a sudden failure with the Volvo XC90's rear springs — a gradually lower ride height for months, then an abrupt break at the coil's end announced by a clunk. One rear corner sitting visibly lower than the other is the sign to watch for.
Volvo XC90 Rear Springs: OEM Part Number
| Light-duty spring (per chassis code) | Genuinely a different spring from the medium and heavy variants below — confirm your exact chassis code before ordering |
|---|---|
| Medium-duty spring (per chassis code) | A genuinely different spring from both the light and heavy variants |
| Heavy-duty spring (per chassis code) | A genuinely different, stiffer spring again — commonly paired with Nivomat self-levelling rear shocks on older generations |
| Auxiliary spring, where fitted | A genuinely separate helper component from the main coil spring, not a replacement for it |
It's worth doing the Volvo XC90's rear springs as a pair rather than one at a time — mixing a new spring with an old, sagged one on the opposite side throws off ride height evenly and skews handling.
Volvo XC90 Rear Springs: What It Does
On the Volvo XC90, weight support at the rear and absorbing a bump's first impact both fall to the coil spring, working in tandem with the shock absorber rather than substituting for it. A broken or sagged spring drops ride height, can affect headlight alignment, and in bad cases is enough to fail an MOT.
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Volvo XC90 Rear Springs: Warning Signs, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Rear Springs Guide for symptoms of a failing spring, confirming fitment against your VIN, and OEM vs aftermarket guidance.
More Volvo Rear Springs
The same part, covered across other Volvo models.