DU-BRO 4-40 Turnbuckles – Adjustable RC Linkage Upgrade (2-Pack)

The DU-BRO 4-40 Turnbuckles are the perfect upgrade for RC drivers who want precise, easy, and fast front-end adjustments without the hassle of disconnecting their ball links. Designed for performance and convenience, these turnbuckles make it simple to dial in your vehicle’s handling—helping you get back on the track with confidence and accuracy.

With DU-BRO turnbuckles installed, you can quickly tweak toe-in, toe-out, and camber settings just by rotating the turnbuckle. No unplugging, no rebuilding—just smooth, instant adjustments right at the car. This is especially helpful during race days, test sessions, or fine-tuning your setup between runs.

Each turnbuckle measures 2 5/8" (66.7 mm) and can be trimmed to any length you need, offering flexibility for custom setups or conversions. Pair them with DU-BRO’s high-quality ball links for a strong, slop-free, and long-lasting linkage system that holds settings firmly even under high stress.

Ideal for RC cars, trucks, and buggies, these turnbuckles improve steering response, cornering precision, and overall consistency. Whether you’re racing competitively or simply upgrading your vehicle for smoother control, DU-BRO turnbuckles give you the reliability and adjustability needed for top-tier performance.

Proudly Made in the USA, the DU-BRO 4-40 Turnbuckles deliver the accuracy, strength, and build quality that serious RC enthusiasts expect. They are a simple yet powerful upgrade that brings professional-level tuning to any setup.