The Chelsea 267SBFJP-M3RF or 267SBFJPM3RF is a constant-mesh, 10-bolt Power Take-Off Assembly from the Chelsea 267 Series, engineered specifically to fit Allison automatic transmissions. The output shaft is a 1-1/4" round with keyway. Intermittent torque capacity for this series runs 335 lb-ft (454 Nm); verify actual ratings on the application pages for your specific installation. Shaft power delivery is 32 HP at 500 RPM and 64 HP at 1,000 RPM, with output power rated at 56+ HP. The 267 Series is well-suited for variable-displacement piston pumps on snow and ice trucks, refuse vehicles, and yard jockey trucks. Flanges are 360-degree rotatable for clearance flexibility. Call us to confirm proper fit for your application.
Features
10-bolt mounting pattern fits Allison automatic transmissions
Constant-mesh shift type, no clutching required for engagement
1-1/4" round output shaft with keyway
Intermittent torque rating: 335 lb-ft (454 Nm) for this series; check application pages for exact values
Shaft power: 32 HP at 500 RPM, 64 HP at 1,000 RPM
360-degree rotatable flanges for improved installation clearance
SuperTorque gear option available for up to 20% additional torque capacity
Wet spline or greaseable shaft options to extend PTO and pump shaft service life
Tech Specs
- MOUNTING TYPE: 10-Bolt
- TRANSMISSION MANUFACTURER: Allison
- SHIFT TYPE: Constant Mesh
- OUTPUT SHAFT TYPE: 1-1/4" Round with Keyway
- INTERMITTENT TORQUE: 335 lb-ft (454 Nm) - Check Application Pages for Actual Torque Ratings
- OUTPUT POWER: 56+ HP (41-50 kW)
- SHAFT POWER: 32 HP at 500 RPM, 64 HP at 1,000 RPM (24 kW at 500 RPM, 48 kW at 1,000 RPM)
Additional Information
Parts Manual: Chelsea 267 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
