Power HD TRX-4M Mini Crawler Servos

Servo manufacturer Power HD has released two new waterproof servos intended for the Traxxas 1:18 TRX-4M Mini Crawler.  TR-4M & WT35, each feature an 18cm receiver wire to ensure the servo is a direct fit in the TRX-4M crawler.  While the TR-4M weighs 14-grams, the brass bodied WT35 weighs 35grams, making it a perfect balance weight servo for your crawler.

WT35
Torque(4.8V): 3.0 kg-cm (41.7 oz/in)
Torque(6.0V): 3.5 kg-cm (48.6 oz/in)
Torque(7.4V): 3.8 kg-cm (52.8 oz/in)
Speed: 0.10 sec (4.8V) │ 0.085 sec (6.0V)
Speed: 0.075 sec (7.4V)
Operating Voltage：4.8 ~ 7.4 DC Volts
Weight: 35.0 g (1.23 oz)
Gear Type：Copper&Alu
Connector wire length: JR 180 mm
Operating Temperature: -10℃~60℃
Working frequency：1520μs / 50hz
Size：22.5 x 12.9 x 24.5 mm ( 0.89 x 0.51 x 0.96 in)

TR-4M
Torque(4.8V): 2.5 kg-cm (34.7 oz/in)
Torque(6.0V): 3.0 kg-cm (41.7 oz/in)
Torque(7.4V): 3.2 kg-cm (44.4 oz/in)
Speed: 0.11 sec (4.8V) │ 0.095 sec (6.0V)
Speed: 0.085 sec (7.4V)
Operating Voltage：4.8 ~ 7.4 DC Volts
Weight: 14.0 g (0.49 oz)
Gear Type：Copper&Alu
Connector wire length: JR 180 mm
Operating Temperature: -10℃~60℃
Working frequency：1520μs / 50hz
Size：22.5 x 12.5 x 24.0 mm ( 0.89 x 0.49 x 0.94 in)

Source: PowerHD [chd.hk]