The Chelsea 852 Series Power Take-Off, part number 852XGAKP-F4XU or 852XGAKPF4XU, is a Hydraulic PowerShift PTO built for heavy-duty vocational service. Designed to mount on Allison automatic transmissions with 8-bolt PTO apertures, the 852 Series delivers an intermittent torque rating up to 500 lb-ft and output power of 56+ HP. The cast iron housing carries heavy-duty ball bearings on the output shaft and a large clutch pack for long service life. Output options include an SAE C pump flange or a 1410 Series companion flange for driveline applications. Pressure lubrication is standard. Typical markets include oil field, bulk transporter trucks, and fire and rescue equipment. Call us to confirm proper fit for your transmission and application.
Features
Chelsea 852 Series Hydraulic PowerShift PTO
8-bolt mounting for Allison automatic transmissions
Intermittent torque rating up to 500 lb-ft (678 Nm)
Output options: SAE C pump flange or 1410 Series companion flange
Cast iron housing with heavy-duty ball bearings on the output shaft
Pressure lubrication standard
Tech Specs
- Shift Type: Hydraulic PowerShift
- Mounting: 8-Bolt, Allison Automatic Transmission
- Intermittent Torque Rating: Up to 500 lb-ft (678 Nm)
- Output Power: 56+ HP (51+ kW)
- Shaft Power: 48 HP at 500 RPM / 95 HP at 1000 RPM
- Output Type: SAE C Pump Flange or 1410 Series Companion Flange
- Lubrication: Pressure Lube (standard)
- Continuous Operation: Yes, with 30% de-rating
- Housing: Cast Iron
Additional Information
Parts Manual: Chelsea 852 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
