Torque Box 2:1 Gear Box
Torque Trends Torque Box Gear Reduction Unit This is the perfect adapter for our UQM 100 Powerphase or Siemens 1PV5135 motors. Includes mounting plate and coupler for the motor. Provides 1.98:1 gear reduction through planetary gear set and a yoke ouput to your drive shaft. ELIMINATE YOUR TRANSMISSION ENTIRELY. Direct drive to rear wheel drive differential. Total gear reduction, on a 4.11 differential rear drive system would be 1.98 x 4.11 to 1 or 8.1378 total gear ratio. This beautiful billet aluminum gear reduction box is THE EASIEST way to connect your motor to a rear wheel drive car - much smaller, lighter, and more efficient than an automatic or manual transmission.