Parts for your 2018 Subaru Xv-Bump stops

2018 Subaru XV bump-stops: purpose, care, and replacement

Based on technical sources, bump-stops are absolutely used on the 2018 Subaru XV (GT series). The Subaru Workshop Manual for the 2018MY XV/Crosstrek (GT3/GT7) lists a bound bumper/bump stop as part of both the front MacPherson strut and the rear shock absorber assemblies, with inspection instructions during suspension service. Subaru’s Electronic Parts Catalogue (FAST) also shows the bump-stop components (often paired with the dust boot) as serviceable front and rear items for this model.

On the 2018 Subaru XV, bump-stops act as a last line of defence when the suspension reaches the end of its travel. Think of them as compact, progressive cushions that prevent harsh metal-to-metal bottoming. They protect the struts and shocks from internal damage, help the XV keep its alignment and handling in check over big hits, and stop the tyres from smacking the guards on rough roads or with a heavy load onboard.

They’re usually made from microcellular polyurethane foam or rubber, which compresses smoothly to add a progressive spring effect at the limit of travel. That extra cushioning takes the sting out of big potholes, corrugations and kerbs, reduces noise and vibration, and helps the XV feel more settled when it’s fully loaded or heading down a rutted track.

As part of routine servicing, it’s smart to inspect the XV’s bump-stops whenever the struts or shocks are out, or every 50,000–100,000 kilometres if the car regularly sees rough roads. If the bump-stops are cracked, perished, oil-soaked, deformed, or missing, replace them. It’s best practice to do them in pairs (front pair or rear pair), and to renew the dust boots at the same time. Stick with quality OEM-equivalent parts so the progressive rate matches the XV’s suspension tuning.

• Clunks or a sharp “thud” on big bumps
• Harsh bottoming or a jittery ride when loaded
• Visible cracking, splitting, or compressed bump-stops
• Damaged or torn strut/shock dust boots

Fitting is straightforward when the strut or shock is already out for a damper or spring change. After any suspension work, get a wheel alignment and recheck fastener torque to Subaru specs. If the XV is lifted or runs heavy-duty springs, a technician may recommend revised bump-stop height to maintain safe travel and avoid topping or bottoming out.

Does the 2018 Subaru XV have front and rear bump-stops?

Yes. Both the front strut and rear shock assemblies include bump-stops. Subaru’s workshop manual and parts catalogue list them as standard serviceable components on the GT-series XV.

How often should bump-stops be replaced?

There’s no strict interval. Inspect them whenever struts/shocks are replaced, or every 50,000–100,000 km if the car sees corrugations or heavy loads. Replace if they’re cracked, perished, oil-soaked, deformed, or missing.

Will a lift kit or heavier springs affect bump-stops on an XV?

They can. Changing ride height or spring rate alters available travel. A technician may recommend different bump-stop length or packers to keep the suspension operating safely without harsh bottoming or topping out.