Parts for your 2002 Lexus Is-Struts

2002 Lexus IS struts: are they actually used on this model?

Short answer: no. On the 2002 Lexus IS (IS200/IS300, XE10 platform), suspension “struts” aren’t part of the chassis design. Factory documentation specifies double-wishbone suspension front and rear, with coil-over shock absorbers (dampers) and separate upper/lower control arms rather than MacPherson struts. This layout is confirmed in the Lexus IS Factory Service Manual (Suspension section), Toyota’s New Car Features manual for the XE10 platform, and major third‑party manuals such as the Haynes Repair Manual for Lexus IS 1999–2005.

What’s the difference? A MacPherson strut is a structural member that locates the wheel and carries side loads, while also acting as the damper and spring seat. The 2002 IS uses a wishbone setup where the control arms locate the wheel and manage geometry, the damper is just that—a shock absorber—not a structural strut.

Why Lexus didn’t use struts on this model:

• Handling and tyre contact: Double‑wishbone geometry keeps a more consistent contact patch and camber through suspension travel, which suits the IS’s sporty brief.
• Steering precision: Separating wheel location (control arms) from damping can sharpen response and road feel.
• Tuning flexibility: Engineers can dial in ride/handling balance with arm lengths, bushings, and damper rates without the compromises of a tall strut tower.

What owners usually mean by “struts” on a 2002 IS is either the shock absorbers or the gas lift supports on the bonnet and boot. For suspension, think in terms of shocks, springs, upper mounts (insulators), control arm bushes and ball joints, and sway bar links.

Servicing tips for a 2002 IS with tired suspension:

• Inspect shocks for oil weep, reduced rebound control, and uneven tyre wear. A bounce test can hint at weak damping, but a road test is better.
• Replace in axle pairs and consider new mounts, bump stops, and dust boots at the same time for a quieter, longer‑lasting job.
• Check control arm bushes and ball joints, play or cracking will undo the benefits of fresh dampers.
• Get a four‑wheel alignment after any suspension work. Torque rubber‑bushed arms at normal ride height to avoid preloading.
• As a rough guide, shocks can degrade noticeably anywhere from 80,000–160,000 km depending on roads and load, annual inspections are smart.

For the bonnet and boot, the car does use gas lift struts. If the lid drops or won’t stay up on a chilly morning, those little supports are due for replacement—an easy fix that restores day‑to‑day convenience.

Popular questions

Does a 2002 Lexus IS have front or rear struts?
No. The 2002 IS runs double‑wishbone suspension front and rear with shock absorbers, not MacPherson struts. Many catalogues call the front shocks “struts” out of habit, but technically they’re non‑structural dampers mounted in a wishbone system.

What should be replaced if the ride is bouncy on a 2002 IS?
Start with the shock absorbers and upper mounts (insulators), plus bump stops and dust boots. Inspect control arm bushes, ball joints, and sway bar links while you’re there. Finish with a proper wheel alignment to lock in the handling improvement.

Does the 2002 IS use boot or bonnet struts?
Yes—gas lift supports on the bonnet and boot. If the lid sags, shudders, or won’t hold open, those gas struts are weak. Replacement is straightforward and restores safe, smooth operation.