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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.
1033 products
TB Dimmer Switch – CT70 K0-K1 Models
Coming soonTB Dimmer Switch – CT70 K0-K1 Models$17.09$17.09$18.99Unit price / perTB Swingarm, Plus 1.5″ – Z50 K3-78 & Z50R 79-99
Coming soonTB Swingarm, Plus 1.5″ – Z50 K3-78 & Z50R 79-99$197.99$197.99$219.99Unit price / perTB Throttle Kit – 7/8″
Coming soonTB Throttle Kit – 7/8″$41.39$41.39$45.99Unit price / perTB Clutch Kit w/Bearing & Gasket – CRF125
Coming soonTB Clutch Kit w/Bearing & Gasket – CRF125$62.99$62.99$69.99Unit price / perTB Oil Sight Glass – KLX110/L
Coming soonTB Oil Sight Glass – KLX110/L$6.29$6.29$6.99Unit price / per20mm / 24mm AFT Carb – Air Filter, Curved
Coming soon20mm / 24mm AFT Carb – Air Filter, Curved$12.59$12.59$13.99Unit price / perMorin Racing Honda Grom Oil Cooler Kit - 13-20 Models
Coming soonMorin Racing Honda Grom Oil Cooler Kit - 13-20 Models$139.49$139.49$154.99Unit price / perTB Delete Plug, Clutch – KLX140
Coming soonTB Delete Plug, Clutch – KLX140$8.09$8.09$8.99Unit price / perTB 1/4 turn throttle kit – KLX110
Coming soonTB 1/4 turn throttle kit – KLX110$41.39$41.39$45.99Unit price / perTB Suspension Package, 350# – CRF110
Coming soonTB Suspension Package, 350# – CRF110$359.99$359.99$399.99Unit price / perBolt kit, Center Case – KLX110, Z125
Coming soonBolt kit, Center Case – KLX110, Z125$8.10$8.10$9.00Unit price / perTB 143cc Big Bore Kit, Race Head V2, & Intake Kit – KLX110
Coming soonTB 143cc Big Bore Kit, Race Head V2, & Intake Kit – KLX110From $544.49From $544.49$604.99Unit price / perClutch Kit, HD Springs – XR/CRF 80/100
Coming soonClutch Kit, HD Springs – XR/CRF 80/100$27.89$27.89$30.99Unit price / perTB Headlight Bulb – Z50 K1-78, CT70 KO, ATC70 KO-K1 & ATC90 KO-78 Models
Coming soonTB Headlight Bulb – Z50 K1-78, CT70 KO, ATC70 KO-K1 & ATC90 KO-78 Models$2.69$2.69$2.99Unit price / perNibbi PE22 – 22mm Performance Carburetor
Coming soonNibbi PE22 – 22mm Performance Carburetor$71.99$71.99$79.99Unit price / perTB Dual Stage Air Filter, 46mm
Coming soonTB Dual Stage Air Filter, 46mm$24.29$24.29$26.99Unit price / perCarburetor, Keihin – Main Jet Kit – All Models
Coming soonCarburetor, Keihin – Main Jet Kit – All Models$8.99$8.99$9.99Unit price / perTB Piston & Gasket/seal kit – CRF70, XR70, & 1991+ CT70
Coming soonTB Piston & Gasket/seal kit – CRF70, XR70, & 1991+ CT70$35.99$35.99$39.99Unit price / perTB Tail Light – Z50 K1-78, CT70 K0 & Other Models
Coming soonTB Tail Light – Z50 K1-78, CT70 K0 & Other Models$25.19$25.19$27.99Unit price / perTB KLX140 Big Bore Kit, VM26 Carb Kit, & Performance Camshaft – All KLX140s
Coming soonTB KLX140 Big Bore Kit, VM26 Carb Kit, & Performance Camshaft – All KLX140s$404.99$404.99$449.99Unit price / perTrail Bikes Race Head Kit for 88cc (52mm) Bore Kits
Coming soonTrail Bikes Race Head Kit for 88cc (52mm) Bore Kits$238.49$238.49$264.99Unit price / perTB Starter, HD – KLX140
Coming soonTB Starter, HD – KLX140$107.09$107.09$118.99Unit price / perTB Brake Cable, Rear +3″ – ATC70 78-85
Coming soonTB Brake Cable, Rear +3″ – ATC70 78-85$17.99$17.99$19.99Unit price / perTB Steering Stem Kit – Z50 72-99, All CT70 & XR75 K0-76
Coming soonTB Steering Stem Kit – Z50 72-99, All CT70 & XR75 K0-76$29.69$29.69$32.99Unit price / perTB Rim Lock – 1.6″
Coming soonTB Rim Lock – 1.6″$8.99$8.99$9.99Unit price / perEngine Dowel Kit – 10x14mm
Coming soonEngine Dowel Kit – 10x14mm$6.74$6.74$7.49Unit price / perHD Rear Shock & Front Fork Springs – KLX140 R & L
Coming soonHD Rear Shock & Front Fork Springs – KLX140 R & L$251.99$251.99$279.99Unit price / perTB Piston Kit – 58mm
Coming soonTB Piston Kit – 58mm$68.39$68.39$75.99Unit price / perTrail Bikes 51mm Stroker Crank for CRF50/70
Coming soonTrail Bikes 51mm Stroker Crank for CRF50/70$170.99$170.99$189.99Unit price / perTB Clutch Plate Kit, HD – Grom 2013-2021
Coming soonTB Clutch Plate Kit, HD – Grom 2013-2021$39.59$39.59$43.99Unit price / perTB Ignition Coil
Coming soonTB Ignition Coil$23.39$23.39$25.99Unit price / perTB Seat – Z50 K3-78 Models
Coming soonTB Seat – Z50 K3-78 Models$116.99$116.99$129.99Unit price / perTB Carb kit, Nibbi 26, Billet Throttle – TTR110
Coming soonTB Carb kit, Nibbi 26, Billet Throttle – TTR110$179.99$179.99$199.99Unit price / perTB HD Clutch Plate Kit, Oil Filter & Oil Fill Cap – KLX110 KLX110L
Coming soonTB HD Clutch Plate Kit, Oil Filter & Oil Fill Cap – KLX110 KLX110L$49.49$49.49$54.99Unit price / perTB Lever, Black – Right Front Brake
Coming soonTB Lever, Black – Right Front Brake$11.70$11.70$13.00Unit price / perMikuni Replacement Needle Clip
Coming soonMikuni Replacement Needle Clip$1.79$1.79$1.99Unit 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.