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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.
TB Carb Kit, 20mm w/jets – TRX90 
TB Carb Kit, 20mm w/jets – TRX90From $114.99From $114.99$114.99TB Brake Hose Holder, Front upper – KLX140 
TB Brake Hose Holder, Front upper – KLX140$39.99$39.99$39.99TB Bolt Kit, Lightweight TI, Engine Covers – KLX140 
TB Bolt Kit, Lightweight TI, Engine Covers – KLX140$29.99$29.99$29.99TB Oil Pump Gasket – Honda 50cc & 70cc 82+ 
TB Oil Pump Gasket – Honda 50cc & 70cc 82+$1.99$1.99$1.99TB 149cc Big Bore Kit, 55mm Forged Piston – 2022+ Grom/Monkey125 TB Brake Pedal, Chrome – Monkey 125 TB V2 Piston Ring Set, 52mm 
TB V2 Piston Ring Set, 52mm$21.99$21.99$21.99TB Wire Harness – 79 Model 
TB Wire Harness – 79 Model$23.99$23.99$23.99TB Wheel Hub, Front – Z50R 1980+ 
TB Wheel Hub, Front – Z50R 1980+From $110.99From $110.99$110.99TB Clutch Lever W/Extended Cable – CRF110 
TB Clutch Lever W/Extended Cable – CRF110$39.99$39.99$39.99TB Splash Guard – Z50R 88-99 Models 
TB Splash Guard – Z50R 88-99 Models$34.99$34.99$34.99TB Number Plate Bracket – Z50R 
TB Number Plate Bracket – Z50R$29.99$29.99$29.99TB Rear Shock Set, Black with Adjustable Rebound – Z50 (+3″) 
TB Rear Shock Set, Black with Adjustable Rebound – Z50 (+3″)$199.99$199.99$199.99TB Exhaust Pipe Assembly – Z50 K0-K2 Models 
TB Exhaust Pipe Assembly – Z50 K0-K2 Models$109.99$109.99$109.99TB Piston Kit, Forged, 55mm – Grom/Monkey 125 2022+ 
TB Piston Kit, Forged, 55mm – Grom/Monkey 125 2022+$99.99$99.99$99.99TB Brake Pedal Arm – CT70 K0-K3 
TB Brake Pedal Arm – CT70 K0-K3$14.99$14.99$14.99TB Gasket, Manual Clutch Cover – Honda 50cc & 70cc 
TB Gasket, Manual Clutch Cover – Honda 50cc & 70cc$1.99$1.99$1.99TB Performance Exhaust 3 – Z50 K3-99 Models 
TB Performance Exhaust 3 – Z50 K3-99 Models$239.99$239.99$239.99TB Piston Kit – 117cc Race Head and V2 Race Head 
TB Piston Kit – 117cc Race Head and V2 Race Head$73.99$73.99$73.99TB 108cc/51mm Stroker Crank Upgrade Kit – Honda 50cc & 70cc Various Models 
TB 108cc/51mm Stroker Crank Upgrade Kit – Honda 50cc & 70cc Various Models$229.99$229.99$229.99TB Oil Line, V2 Honda Style Heads – Replacement only 
TB Oil Line, V2 Honda Style Heads – Replacement only$37.99$37.99$37.99TB Carb Kit, Nibbi PE26, 1/4 Turn Throttle – KLX110 TB Heat Sensor Extension Harness Kit 
TB Heat Sensor Extension Harness Kit$9.99$9.99$9.99AFT Aluminum Rim Set – CT70 
AFT Aluminum Rim Set – CT70$99.99$99.99$99.99HD Clutch 
HD Clutch$94.99$94.99$94.99Performance Stainless Exhaust – CT70 
Performance Stainless Exhaust – CT70$224.99$224.99$224.99TB CNC Shifter – KLX140 
TB CNC Shifter – KLX140$36.99$36.99$36.99TB CNC Bottom Triple Clamp – 2010+ KLX110/L 
TB CNC Bottom Triple Clamp – 2010+ KLX110/L$219.99$219.99$219.99TB parts Front & Rear Fender Kit – Honda CT70 K0–78 
TB parts Front & Rear Fender Kit – Honda CT70 K0–78$79.99$79.99$79.99TB Muffler Shield kit – K3-K6 Z50 
TB Muffler Shield kit – K3-K6 Z50$69.99$69.99$69.99TB Performance Cam and Valve Springs - KLX140 All Models 
TB Performance Cam and Valve Springs - KLX140 All Models$99.99$99.99$99.99TB Piston Kit, 53.5mm, High Compression & Forged – KLX110 
TB Piston Kit, 53.5mm, High Compression & Forged – KLX110$99.99$99.99$99.99TB Camshaft, Stage 1 – V2 Honda/Import Type 
TB Camshaft, Stage 1 – V2 Honda/Import Type$81.99$81.99$81.99TB Chain Guard, Red – Z50 1980-82 
TB Chain Guard, Red – Z50 1980-82$26.99$26.99$26.99TB Clutch Spacer – TBparts Manual Clutch Kit 
TB Clutch Spacer – TBparts Manual Clutch Kit$13.99$13.99$13.99TB Intake Manifold, Race Head, Billet – KLX140 
TB Intake Manifold, Race Head, Billet – KLX140$74.99$74.99$74.99
