The motor is replacement for 1/10 RC Off-road car HSP HPI WLtoys Kyosho Traxxas brushed. It has long-lasting performance with virtually maintenance-free operation.

Features:
Motor size:550, 3.175mm output shaft.
Virtually maintenance-free operation and long-lasting performance.
Integrated cooling fan pulls cool air through the motor to keep temperatures down.Heat-resistance running motors allow faster speeds, longer runtime, and extending motor life.
Precision balanced rotor, smoothness for best reliability and maximum RPM.
Replacement for HSP HPI WLtoys Kyosho Traxxas brushed 1/10 RC Off-road car.

Specifications:
Item Name: 550 RC Motor
Color: Black
Size: 550
Turns: 12T
Watts: 137W
Max voltage: 6-8.4V
Max Amps: 70A
IO: 1.4A
Resistance: 0.0043
KV(RPM/Volt): 12T
Max RPM: 22500
Diameter: 36mm
Length: 55mm
Length of extend shaft: 11mm
Shaft diameter: 3.175mm
Weight: 223g

Package Imformation:
Package Weight: 228g
Package Size: 7.5*4*4cm

Package List:
1 * 550 RC Motor