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Trail Bikes
TBParts is dedicated to providing high-quality, affordable performance parts for pit bike, mini bike, and trail bike fans. Since 1995, their big bore kits and other performance enhancements, crafted from top-notch components customized to their unique specifications, have gained tremendous popularity due to their proven reliability and excellence.
991 products
TB Billet Dress Up Kit – KLX140 Coming soonTB Billet Dress Up Kit – KLX140$195.99$195.99$195.99Unit price / perTB KLX140 Big Bore Kit, Mikuni VM26, & Carb Kit – All KLX140s Coming soonTB KLX140 Big Bore Kit, Mikuni VM26, & Carb Kit – All KLX140s$384.99$384.99$384.99Unit price / perTB Race Head 88cc Bore & 20mm Carb Kit - Z50 82-87 Models Coming soonTB Race Head 88cc Bore & 20mm Carb Kit - Z50 82-87 Models$419.99$419.99$419.99Unit price / perTB Racing Camshaft, Stage 3 – KLX110 & Z125 Coming soonTB Racing Camshaft, Stage 3 – KLX110 & Z125$82.99$82.99$82.99Unit price / perAFT Starter Motor – KLX110 2010+ Coming soonAFT Starter Motor – KLX110 2010+$57.99$57.99$57.99Unit price / perTB Bearing Kit, Center Case – KLX140 Coming soonTB Bearing Kit, Center Case – KLX140$54.99$54.99$54.99Unit price / perCam Chain, OEM – All Z50, XR50, CRF50, CT70, ATC70, XR/CRF70, SL/XL70 & Others Coming soonCam Chain, OEM – All Z50, XR50, CRF50, CT70, ATC70, XR/CRF70, SL/XL70 & Others$18.99$18.99$18.99Unit price / perTB Lever, Left with Pivot Screw & Nut- Z50 ,CT70, & Other Models Coming soonTB Lever, Left with Pivot Screw & Nut- Z50 ,CT70, & Other Models$8.99$8.99$8.99Unit price / perAFT Carburetor Kit – Z50 K3-78 Models Coming soonAFT Carburetor Kit – Z50 K3-78 Models$59.99$59.99$59.99Unit price / perTB Master Cylinder Cap – Grom 125 All Models Coming soonTB Master Cylinder Cap – Grom 125 All Models$16.99$16.99$16.99Unit price / perCarb & Throttle Kit, PE26 – KLX140 Coming soonCarb & Throttle Kit, PE26 – KLX140$199.99$199.99$199.99Unit price / perTB Black Clutch Lever W/Extended Cable – TBparts KLX110 Manual Clutch Coming soonTB Black Clutch Lever W/Extended Cable – TBparts KLX110 Manual Clutch$39.99$39.99$39.99Unit price / perTB Banjo Bolt Kit – Grom, MSX125, & Monkey 125 Coming soonTB Banjo Bolt Kit – Grom, MSX125, & Monkey 125$17.99$17.99$17.99Unit price / perTB Stock Head, 88cc Bore Kit & 20mm Carb Kit Coming soonTB Stock Head, 88cc Bore Kit & 20mm Carb Kit$262.99$262.99$262.99Unit price / perTrail Bikes 165cc Race Head V2 Big Bore Kit and 28mm Carburetor Performance Kit for KLX110 Coming soonTrail Bikes 165cc Race Head V2 Big Bore Kit and 28mm Carburetor Performance Kit for KLX110$779.99$779.99$779.99Unit price / perTB Roller Rockers & Camshaft Kit – KLX140 All Models Coming soonTB Roller Rockers & Camshaft Kit – KLX140 All Models$149.99$149.99$149.99Unit price / perTB Carb kit, Nibbi 24, Billet Throttle – TTR110 Coming soonTB Carb kit, Nibbi 24, Billet Throttle – TTR110$219.99$219.99$219.99Unit price / perTB 24mm Performance Carb Kit, Mikuni VM24 – KLX140 Coming soonTB 24mm Performance Carb Kit, Mikuni VM24 – KLX140$243.99$243.99$243.99Unit price / perTB Bar Kit BMX – Z50 68-99, CT70K0 69-71, ATC70 73-85 Coming soonTB Bar Kit BMX – Z50 68-99, CT70K0 69-71, ATC70 73-85$179.99$179.99$179.99Unit price / perTB Piston Ring Set, 54mm – For TBW0788, 0789 & 0790 Pistons Coming soonTB Piston Ring Set, 54mm – For TBW0788, 0789 & 0790 Pistons$19.99$19.99$19.99Unit price / perTB V2 Head Performance carb kit, VM24 – Honda 50 & 70cc Coming soonTB V2 Head Performance carb kit, VM24 – Honda 50 & 70cc$209.99$209.99$209.99Unit price / perTrail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110 Coming soonTrail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110$379.99$379.99$379.99Unit price / perTB Handlebar Kit – KLX140 Coming soonTB Handlebar Kit – KLX140$104.99$104.99$104.99Unit price / perTB Clutch Springs, HD Racing – KLX140 Coming soonTB Clutch Springs, HD Racing – KLX140$18.99$18.99$18.99Unit price / perTB Carb Kit, Nibbi PE22 – KLX110 Coming soonTB Carb Kit, Nibbi PE22 – KLX110$139.99$139.99$139.99Unit price / perTB Carb Kit, Nibbi PE19 – KLX110 Coming soonTB Carb Kit, Nibbi PE19 – KLX110$139.99$139.99$139.99Unit price / perTB Brake Pad & Rotor Kit, Rear – KLX140 R&L Models only Coming soonTB Brake Pad & Rotor Kit, Rear – KLX140 R&L Models only$79.99$79.99$79.99Unit price / perTB Rocker Arms, Billet, Roller – KLX140 Coming soonTB Rocker Arms, Billet, Roller – KLX140$99.99$99.99$99.99Unit price / perTB 20mm Performance Carb kit – TRX90 Coming soonTB 20mm Performance Carb kit – TRX90$149.99$149.99$149.99Unit price / perTB 88cc Kit & Cam Chain – 69-81 Z50, 68-81 CT70, SL70, XL70, ATC70 & TRX70, or V1 Race Head Coming soonTB 88cc Kit & Cam Chain – 69-81 Z50, 68-81 CT70, SL70, XL70, ATC70 & TRX70, or V1 Race Head$154.99$154.99$154.99Unit price / perTB 24mm AFT Performance Carb Kit Coming soonTB 24mm AFT Performance Carb Kit$129.99$129.99$129.99Unit price / perTB High Vol Oil Pump Kit – Z50 1982+, XR50/70, CRF50/70 Coming soonTB High Vol Oil Pump Kit – Z50 1982+, XR50/70, CRF50/70$59.99$59.99$59.99Unit price / perTB Clutch Kit w/Bearing, Gasket, & Cable – 2019+ CRF125 Coming soonTB Clutch Kit w/Bearing, Gasket, & Cable – 2019+ CRF125$89.99$89.99$89.99Unit price / perTB Front Fork Kit – Z50 72-99 Coming soonTB Front Fork Kit – Z50 72-99$399.99$399.99$399.99Unit price / perTB 108cc Race Head V2 Kit , 52mm Bore Kit, Mikuni VM26 Carb/Kit, & Stroker Crank – Honda 50cc & 70cc Various Models Coming soonTB 108cc Race Head V2 Kit , 52mm Bore Kit, Mikuni VM26 Carb/Kit, & Stroker Crank – Honda 50cc & 70cc Various Models$889.99$889.99$889.99Unit price / perTB Carb Kit, Nibbi 19 – TTR110 Coming soonTB Carb Kit, Nibbi 19 – TTR110$149.99$149.99$149.99Unit price / per
TB Parts
TBParts goal is to offer affordable performance parts for pit bike, mini bike, and trail bike enthusiasts. Their big bore kits and other performance parts are made of high-quality components manufactured to their specifications. These parts have proven to be extremely reliable and popular over the 25+ years they have been on the market.