Billet Rear Upper Trailing Arms – 2025-2026 Toyota 4Runner (6th Gen)

Billet Rear Upper Trailing Arms – 2025-2026 Toyota 4Runner (6th Gen) & More

Introducing the ALL-NEW Westcott Designs Billet Rear Upper Trailing Arms for your 2025-2026 Toyota 4Runner (6th Gen)—engineered for serious off-roaders and performance enthusiasts looking to maximize control, strength, and suspension articulation.

Designed to complement our Billet Rear Lower Trailing Arms, this upper trailing arm upgrade delivers increased stability, axle control, and improved off-road dynamics, especially when paired with a lift kit.

Built from precision-machined 6061 billet aluminum and featuring heavy-duty FK rod ends and uniballs, these trailing arms are built for durability and seamless performance. Plus, with a dual-adjusting pivot, alignment becomes simple and accurate.

Compatible Fitment:

2025+ Toyota 4Runner (6th Gen)

Key Features:

Heavy-duty PTFE-lined FK 1.125″ uniball
Stainless steel misalignment spacers
Precision-machined 6061 billet aluminum arm (USA-made)
Compatible with factory ride height sensors
Upgrade your suspension the OE+ way—engineered for strength, built for adventure. Order your Billet Upper Trailing Arms today!