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You are here: Home > Parts Department > Scooter Parts > Parts by Scooter Type > MD50QT-4, 49/50cc Scooter Parts
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Battery - #7 Belt - 669-18-30 - Gates Powerlink Belt - 729-17.5-3 - Gates Powerlink
Our Price: $50.00
Our Price: $29.95
Our Price: $29.95
Battery - Yuasa, Made in the USA Belt - 669-18-30 - Gates Powerlink, Made in the USA Belt - 729-17.5-3 - Gates Powerlink, Made in the USA
Dimensions: 5.875" x 3.75" x 3.375"
Voltage - 12v
Capacity - 6Ah
Weight - 2.5 Kg
Charging Current - 0.6 A

Battery Manufactures by Yuasa, 12N7E. 		Belt Size:
669 mm Length
18 mm Width
3 mm teeth spacing 		Belt Size:
729 mm Length
17.5 mm Width
3 mm Teeth
Belt - 743-20-3 - Gates Powerlink BELT 669-18/30 50CC 4 STROKE (Kevlar) Brake Cable - 74 inch
Our Price: $29.95
Our Price: $49.95
Our Price: $23.00
Belt - 743-20-3 - Gates Powerlink, Made in the USA BELT 669-18/30 50CC 4 STROKE Brake cable overall length: 74 inches/ 198.12cm
Belt Size:
743 mm Length
20 mm Width
3 mm Teeth 		BELT 669-18/30 (Kevlar)
Commonly used on 50cc four stroke scooters.
Made of high grade Kevlar for longer life. 		Brake cable overall length: 74 inches/ 198.12cm
Brake Cable - 78 inch Brake Lever - Left Brake Brake Lever - Right Hydraulic Brake Lever
Our Price: $23.00
Our Price: $15.00
Our Price: $11.95
Brake Cable - Rear Lever - Left Brake Right Hydraulic Brake Lever
Brake cable overall length: 78 inches/ 198.12cm Left brake lever for the Cyclone street legal scooter or similar style scooters. Right Hydraulic Brake Lever
Brake Pads - Drum Style for 50cc Scooters Carburetor - QMB139, 49/50cc Four Stroke CDI - QMB139 50cc
Our Price: $17.95
Our Price: $59.95
Our Price: $18.00
Brake pads for rear drum style 50cc scooters. Carburetor - QMB139, 49/50cc Four Stroke CDI Assembly
Brake pads for rear drum style 50cc scooters. Carburetor for the 49.5cc Street Legal Scooter. This carburetor fits the 139QMB engine.
(19mm engine aperture, 38mm air filter mount.) 		CDI assembly for street legal scooters with a 139QMB engine .  This CDI assembly fits the 139QMB engine.
Clutch and Bell Housing - Stock Clutch and bell housing for the QMB139 50cc Clutch Pads - Koso High Performance Clutch QMB139 49.5/50cc Clutch Spring set - GY6 50cc High Performance (1000 RPM)
Our Price: $49.95
Our Price: $55.95
Our Price: $10.00
Clutch Bell Housing and Clutch Assembly
Clutch bell housing and clutch assembly for Chinese street legal scooters.  This clutch bell housing and clutch assembly fits the 139QMB engine. Koso High Performance Racing Clutch for the QMB139 49.5/50cc engine. High performance clutch springs for the GY6 / QMB139 59cc engine.
Clutch Spring set - GY6 50cc High Performance (1500 RPM) Clutch Spring set - GY6 50cc High Performance (2000 RPM) Controller - Left controller with switches and brake lever
Our Price: $10.00
Our Price: $10.00
Our Price: $29.95
Left controller with switches and brake lever
High performance clutch springs for the GY6 / QMB139 59cc engine. High performance clutch springs for the GY6 / QMB139 59cc engine. Left controller with switches and brake lever
CVT Actuator Assembly Cylinder Body Cylinder Head Rebulid Kit - GY6 / QMB139 50cc
Our Price: $60.00
Our Price: $18.00
Our Price: $63.00
CVT Actuator Assembly Cylinder Body
CVT assembly for the street legal scooters with the 139QMB engine. This CVT actuator assembly fits the 139QMB engine. Cylinder body for the 49.5/50cc street legal Chinese scooters. This cylinder body fits the 139QMB engine. Cylinder head rebuild kit for GY6 / QMB139 50cc engine. Includes : Cylinder Head, Cam Shaft, Rocker Arms, Valves and Gaskets.
Flasher Fuel Petcock Fuel Sensor Unit - Float
Our Price: $12.95
Our Price: $23.00
Our Price: $30.00
Flasher Fuel Petcock Fuel Sensor Unit - Float
Turn signal flasher for the Cyclone street legal scooter or other similar models with a 139QMB engine. Fuel switch with reserve setting for the Cyclone street legal scooter or other Chinese scooter models with the 139QMB engine. Float unit, sensor and wiring for the Cyclone street legal scooter or other similar models with the 139QMB Engine.
Head Light Horn Assembly Ignition Coil
Our Price: $49.95
Our Price: $3.95
Our Price: $25.00
head light for scooter Horn Assembly Ignition Coil
Includes light bulb. Horn for the Cyclone street legal scooter. Ignition coil for the Cyclone street legal scooter.  This ignition coil fits the 139QMB engine.
Key - Blank key for Chinese scooters and pocket bikes Key Switch Group Lock - Seat Trunk Lock
Our Price: $4.00
Our Price: $49.95
Our Price: $24.95
Blank key for Chinese scooters and pocket bikes Complete key switch set. Seat Trunk Lock
Blank key for Chinese scooters and pocket bikes Complete key switch set.

Includes:
Ignition switch
Trunk Lock 		Seat Trunk Lock
LUGGAGE BOX BLACK W/RED LAMP Mirrors - Left Side Mirrors for 50cc/ 150cc Scooters Mirrors - Right Side Mirrors for 50cc/ 150cc Scooters
Our Price: $119.95
Our Price: $12.95
Our Price: $12.95
LUGGAGE BOX BLACK W/RED LAMP Left Side Mirror for 50cc/ 150cc Scooters. Right Side Mirror for 50cc/ 150cc Scooters.
Fits on any scooter with a rear rack (Universal mounting brackets). Includes rear reflector with 12v L.E.D. light, that can be wired to your brake light. Lockable storage and box can be easily removed to carry your personal belongings with you.  Hard graphite composite plastic for ultimate durability. This MRP luggage box is available in only flat black. The integrated stop light assembly does not need to be connected but is strongly recommended since it’s easy to adapt to most scooters. Left Side Mirror for 50cc/ 150cc Scooters.

Specs:
8mm - Thread Size
Standard clockwise rotation to tighten. 		Right Side Mirror for 50cc/ 150cc Scooters.

Specs:
8mm - Thread Size
Standard clockwise rotation to tighten.
Oil Seal - Set Piston Piston Ring Set - QMB139 49.5cc / 50cc
Our Price: $25.00
Our Price: $15.00
Our Price: $12.00
Oil Seal - Set Piston
Crank case seals for the 49.5cc Cyclone street legal scooter. These crank case seals fits the 139QMB engine. Piston for the 49.5cc Cyclone street legal scooter. This piston fits the 139QMB engine. Piston ring set for the QMB139 49.5cc / 50cc engine.
Pully - GY6 / QMB139 50cc High Performance Pully Rim - Front Rim - Rear
Our Price: $32.00
Our Price: $59.95
Our Price: $59.95
Rim - Front Rim - Rear
Includes bearings
Rocker Arm Assembly - QMB149 50cc ROLLER ROUND-16 X 13 (7.5g) ROLLER WEIGHT 16 X 13 (10.5g)
Our Price: $39.95
Our Price: $14.40
Our Price: $7.20
Rocker arm assembly for the 50cc QMB139 engine. ROLLER ROUND-16X13-7.5GR ROLLER WEIGHT 16 X 13 10.5G
Rocker arm assembly for the 50cc QMB139 engine. ROLLER ROUND-16X13-7.5GR ROLLER WEIGHT 16 X 13  10.5G
ROLLER WEIGHT 16 X 13 (10g) ROLLER WEIGHT 16 X 13 (11g) ROLLER WEIGHT 16 X 13 (12g)
Our Price: $7.20
Our Price: $7.20
Our Price: $7.20
ROLLER WEIGHT 16 X 13 10G ROLLER WEIGHT 16 X 13 11G ROLLER WEIGHT 16 X 13 12G
ROLLER WEIGHT 16 X 13  10G ROLLER WEIGHT 16 X 13  11G ROLLER WEIGHT 16 X 13  12G
ROLLER WEIGHT 16 X 13 (4g) ROLLER WEIGHT 16 X 13 (5.5g) ROLLER WEIGHT 16 X 13 (5g)
Our Price: $7.20
Our Price: $7.20
Our Price: $7.20
ROLLER WEIGHT 16 X 13 4G ROLLER WEIGHT 16 X 13 5.5G ROLLER WEIGHT 16 X 13 5G
ROLLER WEIGHT 16 X 13  4G ROLLER WEIGHT 16 X 13  (5.5g) ROLLER WEIGHT 16 X 13  5G
ROLLER WEIGHT 16 X 13 (6.5g) ROLLER WEIGHT 16 X 13 (6g) ROLLER WEIGHT 16 X 13 (7.5g)
Our Price: $7.20
Our Price: $7.20
Our Price: $7.20
ROLLER WEIGHT 16 X 13 6.5G ROLLER WEIGHT 16 X 13 6G ROLLER WEIGHT 16 X 13 7.5G
ROLLER WEIGHT 16 X 13  6.5G ROLLER WEIGHT 16 X 13  6G ROLLER WEIGHT 16 X 13  7.5G
ROLLER WEIGHT 16 X 13 (8.5g) ROLLER WEIGHT 16 X 13 (8g) ROLLER WEIGHT 16 X 13 (9.5g)
Our Price: $7.20
Our Price: $7.20
Our Price: $7.20
ROLLER WEIGHT 16 X 13 8.5G ROLLER WEIGHT 16 X 13 8G ROLLER WEIGHT 16 X 13 9.5G
ROLLER WEIGHT 16 X 13  8.5G ROLLER WEIGHT 16 X 13  8G ROLLER WEIGHT 16 X 13  9.5G
ROLLER WEIGHT 16 X 13 (9g) DIO SLIDING ROLLER 16 X 13 (4.5g) DIO SLIDING ROLLER 16 X 13 (4g)
Our Price: $7.20
Our Price: $34.80
Our Price: $34.80
ROLLER WEIGHT 16 X 13 9G DIO SLIDING ROLLER 16X13 4.5GR DIO SLIDING ROLLER 16 X13 4GR
ROLLER WEIGHT 16 X 13  9G DIO SLIDING ROLLER 16X13 4.5GR DIO SLIDING ROLLER 16 X13 4GR
SLIDING ROLLER 16 X 13 (5g) SLIDING ROLLER 16 X 13 (6.5g) SLIDING ROLLER 16 X 13 (6g)
Our Price: $34.80
Our Price: $34.80
Our Price: $34.80
SLIDING ROLLER 16 X13 5GR SLIDING ROLLER 16 X13 6.5GR SLIDING ROLLER 16 X13 6G
SLIDING ROLLER 16 X13 5GR SLIDING ROLLER 16 X13 6.5GR SLIDING ROLLER 16 X13 6G
SLIDING ROLLER 16 X 13 (7.5g) SLIDING ROLLER 16 X 13 (7g) SLIDING ROLLER 16 X 13 (8g)
Our Price: $34.80
Our Price: $34.80
Our Price: $34.80
SLIDING ROLLER 16 X13 7.5GR SLIDING ROLLER 16 X13 7GR SLIDING ROLLER 16 X13 8GR
SLIDING ROLLER 16 X13 7.5GR SLIDING ROLLER 16 X13 7GR SLIDING ROLLER 16 X13 8GR
SLIDING ROLLER 16 X 13 (9g) SLIDING ROLLER 16 X13 (5.5g) SLIDING ROLLER 16X 13 (8.5g)
Our Price: $34.80
Our Price: $34.80
Our Price: $34.80
SLIDING ROLLER 16X13 9GR SLIDING ROLLER 16X13 5.5G SLIDING ROLLER 16X13 8.5GR
SLIDING ROLLER 16X13 9GR SLIDING ROLLER 16X13 5.5G SLIDING ROLLER 16X13 8.5GR
SLIDING ROLLERS 16 X 13 (10g) SLIDING ROLLERS-16 X 13 (13g) Solenoid
Our Price: $34.80
Our Price:
Our Price: $12.00
SLIDING ROLLERS 16X13-10GR SLIDING ROLLERS-16X13-13GR Solenoid
SLIDING ROLLERS 16X13-10GR SLIDING ROLLERS-16X13-13GR This solenoid fits the 139QMB engine.
Spark Plug Spark Plug - Iridium High Performance Spark Plug (CR8HIX) Speedometer
Our Price: $4.00
Our Price: $16.00
Our Price: $49.95
Spark Plug Speedometer for 50cc - 150cc retro style scooter.
Spark plugs seals for the 49.5cc Cyclone street legal scoote