Scooter Parts Catalog has the crankshaft parts for your 47cc, 50cc, 110cc, 125cc, 150cc, and 250cc scooter engine. Included in the crankcase parts group are scooter kick start arms, starter gears, crankshaft pins and more.
While most crankcase parts are pretty durable, all things eventually wear out or break. When that happens, and it will, we will be here to find the correct replacement part for your scooter.
We stock a wide range of crankcase parts for Chinese-built 50cc GY6 QMB139, 125cc GY6 QMI152/157 and 150cc GY6 QMJ152/157 engines. We are constantly expanding our inventory of crankcase parts for all makes and models of gas scooters, so check this page often. Don't see what you need? Call Scooter Parts Catalog!
 
47cc 2-stroke Crankshaft 12mm (139-14)
47cc 2-stroke Crankshaft 12mm (139-14)
Regular Price: $46.99
Season Special: $32.99
Crankshaft (148-46)
Crankshaft (148-46)
Regular Price: $68.00
Season Special: $39.99
QMB139 Crankshaft, Type-1 (151-19)
QMB139 Crankshaft, Type-1 (151-19)
Regular Price: $108.00
Season Special: $54.99
 
QMB139 Crankshaft, Type-2 (151-238)
QMB139 Crankshaft, Type-2 (151-238)
Regular Price: $70.00
Season Special: $52.99
Crankshaft Type-2 (161-194)
Crankshaft Type-2 (161-194)
Regular Price: $160.00
Season Special: $79.99
Crank Shaft Assy (164-111)
Crank Shaft Assy (164-111)
Regular Price: $101.00
Season Special: $56.99
 
Hoca QMB139 Stroker Crankshaft (169-239)
Hoca QMB139 Stroker Crankshaft (169-239)
Regular Price: $266.99
Season Special: $189.99
Hoca Minarelli 41.4mm Stuffer Crankshaft (169-318)
Hoca Minarelli 41.4mm Stuffer Crankshaft (169-318)
Regular Price: $229.00
Season Special: $169.99
250cc Crankshaft (180-119)
250cc Crankshaft (180-119)
Regular Price: $169.00
Season Special: $142.99
 
Crankshaft Pin (161-143)
Crankshaft Pin (161-143)
Regular Price: $24.00
Season Special: $14.49
Polini Crankshaft For Horizontal Minarelli Engines (146-65)
Polini Crankshaft For Horizontal Minarelli Engines (146-65)
Regular Price: $168.00
Season Special: $165.99
Naraku Crankshaft For Morini AD50 Engines (137-18)
Naraku Crankshaft For Morini AD50 Engines (137-18)
Regular Price: $161.00
Season Special: $139.99
 
Crankshaft Pin (180-29)
Crankshaft Pin (180-29)
Regular Price: $8.00
Season Special: $0.99
Universal Parts QMB139 CVT Cover Gasket  Long (151-286)
Universal Parts QMB139 CVT Cover Gasket Long (151-286)
Regular Price: $5.00
Season Special: $3.99
Ban Jing Magnetic Oil Drain Bolt (169-490)
Ban Jing Magnetic Oil Drain Bolt (169-490)
Regular Price: $10.00
Season Special: $8.99
 
Universal Parts GY6 Rear Crankcase Breather (164-325)
Universal Parts GY6 Rear Crankcase Breather (164-325)
Regular Price: $2.00
Season Special: $1.49
Naraku Crankshaft Heavy Duty 16 Tooth For QMB139 (137-78)
Naraku Crankshaft Heavy Duty 16 Tooth For QMB139 (137-78)
Regular Price: $118.00
Season Special: $109.99
Ban Jing +3.0mm GY6 Stroker Crank And Spacer Kit (169-553)
Ban Jing +3.0mm GY6 Stroker Crank And Spacer Kit (169-553)
Regular Price: $293.00
Season Special: $239.99
 
Universal Parts Vog 260 Woodruff Key (122-80)
Universal Parts Vog 260 Woodruff Key (122-80)
Regular Price: $3.00
Season Special: $1.49
Universal Parts Oil Supply Fitting (180-153)
Universal Parts Oil Supply Fitting (180-153)
Regular Price: $6.00
Season Special: $4.99