Yokomo SP-9621 High-Precision Inner Hinge Pin Set for RC-10B4.1/T4.1 (2 each for F&R)

Unlock superior suspension tuning with Yokomo's SP-9621 inner hinge pin set, purpose-built for RC-10B4.1 and T4.1 chassis. These precision-engineered pins maintain tight tolerances that translate to responsive handling and predictable weight transfer through corners. Each set includes two front and two rear pins, giving you complete flexibility to dial in your suspension geometry. Manufactured to exacting standards, they resist deformation under load and deliver consistent performance lap after lap. Ideal for racers and serious enthusiasts who refuse to compromise on chassis dynamics and competitive edge.