Tamiya OPTIONS Ball Differential Set HOP-UP OP-663 (TT-01/TGS)

✅ AUTHENTIC PRODUCTS FROM JAPAN & SECURE PACKAGING - All products are genuine items sourced from trusted Japanese suppliers. - Product packaging, labels, manuals, or tags may be in Japanese. - We pack items carefully for safe international delivery.

✅ IMPORTANT NOTICE - Please check the product images, size, specifications, and compatibility before purchase. - For electronic items, Japan uses 100V and Type A plugs. A voltage transformer may be required. - Games, DVDs, Blu-rays, and media items may have region codes or Japanese-only language settings. ------------------------------ For TT-02 TYPE-S chassis and TT-02 TYPE-SR chassis... Use in conjunction with 53806. For TT-02B chassis... Front: Insert MB16 6mm O-ring into the joint cup. Rear: Insert MB16 into N1. For TT-02RR chassis... Use the wheel axle and drive shaft included in the kit in conjunction with 53806. For TT-02 chassis and TT-02D chassis... Cannot be used in conjunction with 54874. A ball differential, which provides an LSD (Limited Slip Differential) effect that maintains traction even when one wheel is lifted off the ground, is an essential part for improving performance. This kit includes assembly-type ball differentials, gearbox joints, and other components. Color: Multicolor