Whiteline · New
Whiteline 03-11 Mazda RX-8 Rear Control Arm Upper Inner Bushing Kit
MPN W63388 · Store SKU whlW63388
Supplier stock checked 11/7/2026, 5:17:39 AM UTC. Adding a part does not reserve it.
Request a return within 30 calendar days after delivery. New parts must be unopened and unused.
Shipping & returns ↗This policy does not limit rights required by law.Free standard shipping on eligible parts orders of $100 or more. Oversized and freight items excluded. Fitment, taxes, availability and final totals are confirmed before payment.
Product details
Suffering uneven tire wear, unbalanced braking or a less predictable rear end while cornering. It could be your control arm bushings have failed. Replace these worn parts with Whiteline synthetic elastomer bushings that offer long lasting durability for a safer more predictable vehicle. Whiteline Control arm - upper inner bushing. Control Arm Upper - Bushing Kit
Manufacturer fitment & guides
Check W63388 against the manufacturer’s application information below.
Part-specific notes
- California Proposition 65: Y