At Mobile Equipment Systems, we are experts when it comes to Power Take Offs (PTOs). We have onsite expertise to ensure that your PTO is custom selected and configured for your specific application. We can assist with system design & engineering, parts repair & rebuild, technical support and customized solutions to meet your needs. 
Contact us to help build the best solution for your vehicle application. Call or email with the following information to allow us to quickly suggest the best system for your application:
  • Vehicle - Make/Year
  • Transmission - Make/Year
  • PTO Shift - Air, Cable, Other
  • Driveline or Direct Mount
  • Mounting Location
  • Application (i.e., dump, lowboy, winch, plow, live floor, etc.)

Parker Chelsea PTOs

For additional information on the below PTO series, visit here.

210 Series

The 210 series PTO for Ford 10R140 Super Duty Transmission offers ease of installation with no adapter gear required. Plus, it includes a Patent Pending Noise Mitigation System to dampen gear rattle between transmission and PTO.

Order online from us here.

249V Series

All the benefits of the 249 plus: Pump Flows of 14 to 22 gpm @ 1000 truck RPM Including the 4x4.  Pump Pressures @ 3500 PSI continuous - 4000 PSI Intermittent. Chelsea’s NEW 249 Series features a Patent Pending Noise Suppression System.

272 Series

The Parker Chelsea 272 Series PTO delivers power density for customers' various vocational truck applications. The 272 will combine the 230, 231, 236, 238 and 271 into one model PTO.​​

272M Series

A new PTO series utilizing our best technology and innovations from current Power Shift PTO's  Designed for PTO patterns on Allison.

280 Series

​Chelsea 280 Series Power Take-of designed for Allison and Caterpillar automatic transmissions with a 10-Bolt P.T.O mounting aperture.  Wet Spline technology virtually eliminates spline fretting.

282 Series

​The 282 Series features a single continuous duty increased torque rating.  Pump clearance issues have been improved with rotatable cast iron flanges.  New positive stop for Driveline outputs eliminates damaged oil seals.

348 Series

The 348 Series P.T.0. is an economical workhorse.  The cast iron 8 Bolt housing and heavy duty ball bearing on the output shaft results in a high torque rating, long service life and eliminates the need for adapter plates.

442 Series

Two gear, works with most existing transmissions, economical workhorse, cast iron housing, high torque rating, easy backlash set, wide range of shift and output option.

489 Series

Fits most manual transmissions with a 8-Bolt PTO mounting aperture.

823 Series

Fits automatic and manual transmissions with an 8-Bolt PTO mounting aperture. Robust design for high torque applications.

852 Series

Designed for heavy duty applications on Allison automatic transmissions that have 8-bolt PTO mounting aperture.

870 Series

Allison World transmissions, compact housing helps eliminate clearance issues, constant mesh for continuous power, four speed rations and five output options, torque 350 to 575 lbs.

880 Series

Fits most manual transmissions. Ideal for product blowers, oil rigs, fire trucks, large-capacity tow vehicles and other tough challenges.

890 Series

Chelsea 890 Series was designed to fit the Allison 3000/4000 Series transmissions. This design moves the PTO/Pump mounting flange to the rear of the transmission for better pump clearance. All 890s have Wet Spline outputs for longer pump spline life.