Cotta SN2034 High-Speed Transmission

Model SN2034 is a foot mounted high speed transmission designed for test stand use. It has a single input shaft and two output pads with different ratios. The gears are helical, carburized and precision ground. The bearings are anti-friction.

  • Specifications

    CAPACITY: 300HP at 0 to 1900 RPM input High speed pad continuous rating 120 HP at 27,000 RPM output. Low speed pad continuous rating 300 HP at 13,000 RPM output. High speed input torque: 270 lbs/ft. maximum. Low speed input torque: 340 lbs/ft. maximum

    MAXIMUM OUTPUT SPEED: 27,000 RPM at high speed shaft.

    RATIOS: Pad #1 1.0 to 9.96 Pad #2 1/0 to 14.40

    INPUT SHAFT: 3.250” diameter with .750 wide and .38 deep keyway.

    DIRECTION OF ROTATION: Bi-rotational Pad #2 has the same direction as the input. Pad #1 has rotation opposite to input rotation.

    MAXIMUM ACCEL/DECEL RATE: 2000 RPM per second at high speed shaft

    LUBRICATION REQUIREMENT: AGMA #1 Separate motor driven lube pump is furnished.

    COOLING: Heat exchanger with modulating water control valve.

    ACCESSORIES: Oil level sight gauge, filter temperature/pressure switch.


    OPTIONS: Output shafts, various AS & AND pads.

  • Downloads

Service done right

Cotta Transmission Service Network

Palmer Johnson's six-location factory-authorized service center network features:

  • Factory-trained technicians
  • Field service
  • Onsite troubleshooting and diagnostics
  • Unit removal and installation

For Cotta Transmission service, call 1-800-341-4334.

Learn more

Madison, WI

Service Center

Service: (608) 834-5206

1835 Haynes Dr
Sun Prairie, WI 53590


Dallas, TX

Service Center

Service: (817) 505-2430

608 112th St
Arlington, TX 76011


Denver, CO

Service Dealer

Service: (720) 724-0033

5151 E 56th Ave
Commerce City, CO 80022


Kansas City, KS

Service Center

Service: (913) 202-6944

15360 South Mahaffie St
Olathe, KS 66062


Los Angeles, CA

Service Center

Service: (562) 356-1590

12020 Bloomfield Ave
Santa Fe Springs, CA 90670


Oklahoma City, OK


Sales: (800) 341-4334

Oklahoma City, OK 73128


Phoenix, AZ

Service Dealer

Service: (602) 253-0214

2401 S. 19th Street
Phoenix, AZ 85034


San Francisco, CA

Service Dealer

Service: (510) 342-2212

1930 W Winton Ave #14
Hayward, CA 94545


St. Louis, MO

Service Center

Service: (636) 203-9811

578 Rudder Rd
Fenton, MO 63026


Philadelphia, PA

Service Dealer

Service: (215) 822-8300

159 Discovery Dr
Colmar, PA 18915


Fort Myers, FL

Service Dealer

Service: (239) 693-7477

4821 Waycross Road
Fort Myers, FL


Vancouver, British Columbia

Service Center

Service: (604) 879-6731

6741 Cariboo Rd Unit 205
Burnaby, British Columbia V3N 4A3


Edmonton, Alberta

Service Center

Service: (780) 434-9578

3804 53rd Ave NW
Edmonton, Alberta T6B 3N7


Seattle, WA

Service Center

Service: (425) 251-3434

1710 136th Ave E
Sumner, WA 98390


RECON Equipment Center, WI

Service Center

Service: (608) 834-5220

1828 Haynes Dr
Sun Prairie, WI 53590

Map of Palmer Johnson Power Systems locations