Description
Product Breakdown
Brand: Chelsea (Parker)
Series: 272 Series
Type: Power Take-Off (PTO)
Mount: 6-bolt
Shift: 12V Electric / Hydraulic (Powershift)
Application: Medium-duty trucks (Allison & similar transmissions)
Function: Drives hydraulic pumps (dump truck, rollback, equipment)
Key Features
Output
Output Type: Direct Mount Pump
Output Shaft: SAE C (approx. 1‑1/4″–14 Tooth spline)
Flange: Rotatable (clickable for clearance)
Performance
Torque Capacity: Up to ~300 lb-ft continuous duty
Duty Rating: Medium-duty hydraulic applications
Powershift clutch pack for smooth engagement
Direct mount hydraulic pump capability
Rotatable flange (clearance adjustment)
Pressure-lubricated for longer life
Designed for demanding hydraulic operations
Typical GPM Range (with common setups)
For a Chelsea 272 Series PTO, you’ll usually see:
10 – 30 GPM → small/medium gear pumps
20 – 50+ GPM → larger gear or piston pumps
✅ Most real-world truck setups land around:
👉 15–35 GPM
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