Traxxas 2255 Servo, Digital High-Torque 400 Brushless, Metal Gear (Ball Bearing),

Features:

Factory fit for drop-in installation into Traxxas Models
Fully waterproof, not “water resistant”
Compatible with Traxxas Stability Management™ (TSM)
400 oz-in torque at 6.0V
0.15 sec/60° at 6.0V
Metal gears
Dual ball bearings
Brushless motor technology
Aluminum center case 

Specifications:

• Motor Type: Brushless
  Operating Voltage: 6.0 - 7.4V DC
  Speed: 0.15 sec/60° at 6.0V
  Torque: 400 oz-in at 6.0V
  Weight: 64g
  Gears: Metal
  Output Spline: 25T
  Case: Plastic top/bottom, anodized aluminum center
  Controller: Digital