The Chelsea 252RDKUX-B5P55 or 252RDKUXB5P55 is a 252 Series Power Take-Off designed for Allison 1000/2000/2400 series automatic transmissions and Aisin automatic transmissions used in Dodge/RAM trucks. It uses hydraulic shift and mounts with a 6-bolt pattern. Output options on the 252 Series include an SAE A pump flange, a 5/8 in. - 9T SAE A pump spline, a 3/4 in. - 11T pump spline, and a round shaft with a 1-1/4 in. key. Series shaft power ratings reach 11 HP at 500 RPM and 23 HP at 1000 RPM. The integrated cartridge valve and single-hose connection simplify installation, and the housing profile is designed to pass through a floor access panel without dropping the exhaust. Call us to confirm proper fit for your application.
Features
Chelsea 252 Series Power Take-Off for Allison 1000/2000/2400 and Aisin automatic transmissions in Dodge/RAM trucks
Hydraulic shift with integrated cartridge valve and single-hose connection
6-bolt mounting pattern
SAE A pump flange and driveline output options; also available in SAE A 5/8 in. - 9T pump spline and 3/4 in. - 11T pump spline
Series shaft power: 11 HP at 500 RPM, 23 HP at 1000 RPM
Housing designed to pass through floor access panel without removing the exhaust system
Tech Specs
- Shift Type: Hydraulic
- Mounting Type: 6-Bolt
- Output Type: SAE A Pump Flange, Driveline
- Output Shaft Options: SAE A 5/8 in. - 9T Pump Spline; 3/4 in. - 11T Pump Spline; Round Shaft 1-1/4 in. Key
- Shaft Power: 11 HP (500 RPM), 23 HP (1000 RPM); 9 kW (500 RPM), 17 kW (1000 RPM)
- Intermittent Torque: 101-200 lb-ft (see application pages for actual rating)
- Continuous Operation: Yes, with 30% de-rating
- Transmission Compatibility: Allison 1000, 2000, 2400 Series; Aisin automatic (Dodge/RAM)
- Lubricant: No Pressure Lube (X designation in series code)
- NMFC Code: 128520 - Hydraulic PTOs, Pumps, Motors
Additional Information
Parts Manual: Chelsea 252 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
