Description
Most 139QMB engine cases require machining or cutting to fit the larger cylinder skirt
What’s Inside the Kit
Not legal for use on pollution-controlled vehicles in California or on public roads
Why does this matter
and TX7A-BS format batteries
NIU XQi3 Rear Brake Assembly Polini Belt Most 139QMB engine cases requireRestore full rear braking performance on your NIU XQi3 with this genuine OEM rear brake assembly. This is the complete factory unit caliper, bracket, and hardware ensuring a direct bolt on replacement with no modifications required. Engineered to the same spec as the original for consistent, reliable stopping power on both the XQi3 Wild and Street variants. Genuine OEM NIU replacement complete rear brake assembly Includes caliper, mounting bracket,