Suspension and Components› Suspension Kits
QuadBoss
QuadBoss 09-19 Yamaha YFZ450R Linkage Repair Kit
SKU: Q00Q 416221
Easy — 1–2 hours
Description
This repair kit features needle bearing shafts made from 52100 bearing steel, which are hardened and precision ground for durability. The metal bushings are case-hardened and plated for wear and corrosion resistance. A lower shock bearing assembly is also included.
Fitment
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Available on iOS & Android
Specifications
| Brand | QuadBoss |
| Part Number | Q00Q 416221 |
Buy with Confidence
Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.
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