Products

Blue Line oil pump and chain assembly for GY6 bikes. Go ahead and replace the whole thing at a reasonable price. The sprocket is sold separately (S...

This replacement outer shaft oil seal fits CSC go, go MAX, Bella Classic 50, Pug 50, and Nitro Sport 50 scooters, and bikes running 139QMB and GY6 ...

Refresh your top-end quickly and easily with this Blue Line Piston Assembly Kit for GY6 150cc engines with a standard bore of 57.4mm.  Specificatio...

These OEM standard mirrors fit many GY6 and 139QMB scooters. The set includes two mirrors, but they do not have the left-hand thread (hence the "st...

Blue Line's complete driven pulley and clutch assembly fits Genuine Buddy and Rattler scooters, CSC go, Bella, Nitro Sport, Pug, and other 139QMB b...

This rear axle ("output shaft" or "final drive shaft") replaces the stock equipment on the CSC go, go MAX, Bella Classic 50, Pug 50, Nitro Sport 50...

This Blue Line rear brake cable replaces original equipment on GY6 and 139QMB bikes with rear drum brakes.  Original Parts For Scooters SKU 100-151...

Blue Line rear brake pad set fits the rear disc brake caliper on Niu N-Series Scooters. Grooved pads with chamfered edges reduce noise while improv...

OEM style relay and starter solenoid for 125/150cc GY6 and 50cc 139QMB scooters. Please check the specifications noted below to ensure a fit for yo...

This high-quality OEM 20W 5.9 Ohm resistor fits GY6 Chinese scooter engines. Original Parts For Scooters SKU 100-170Specifications: 20W 5.9 Ohm re...

Restore responsive, dependable stopping power to your ATV, dirt bike, or motorcycle with the premium Blue Line Right-Hand Brake Master Cylinder Ass...

Product OverviewRestore your scooter's engine integrity with the Blue Line GY6 50cc 139QMB Right Crankcase Cover Kit. Designed specifically for Ser...

Reliable Stopping Power: Blue Line Right Front Master CylinderRestore the safety and feel of your braking system with the Blue Line Right-Hand Mast...

Right hand brake lever for the Scoot Coupe.

This Blue Line right-hand front disc brake lever replaces the original equipment on NIU N-series scooters. Original Parts For Scooters SKU 100-254...

OEM-replacement right-hand control switch for GY6 125/150cc scooters. Kill switch, hazard light & electric start. 22mm clamp, plug-and-play. SK...

This rocker arm assembly is for Type-2 139QMB engines that use a 69mm length valve stem and a taller head (Type-1 engines have a shorter head and 6...

This OEM Blue Line scooter air valve stem fits CSC go, go MAX, Bella Classic, Nitro Sport, and Pug scooters, as well as 139QMB bikes with tubeless ...

Standard M5x16 Screw for GY6 engines.

This OEM equivalent starter bendix gear replaces the worn out stock equipment on CSC go, go MAX, Bella Classic, Nitro Sport, and Pug 50 scooters, a...

Stop chasing a no-start condition with a worn-out starter clutch. The Blue Line Starter Clutch and Gear Kit is a complete OEM-equivalent replacemen...

Blue Line's OEM-quality starter motor fits bikes running 139QMB engines. Original Parts For Scooters SKU 151-207Specifications: Bolt Hole Spacing: ...

Replacement OEM quality, 8-Coil 4-Wire stator for 139QMB and GY50 Please verify the wiring required for your scooter before ordering. Includ...