The Chelsea 489XSAHX-A3RF or 489XSAHXA3RF is a 489 Series power take-off assembly designed for manual transmissions with an 8-bolt PTO opening, including Eaton/Fuller, Volvo/Mack, and other compatible units. The one-piece cast iron housing bolts directly to the transmission opening without an adapter plate, eliminating a potential leak path. This unit uses air shift; the 489 Series delivers 24 HP at 500 RPM and 48 HP at 1,000 RPM. Intermittent torque rating for the 489 Series is 250 lb-ft; check application pages to confirm actual torque for your specific installation. Internal parts are common to the Chelsea 442 Series. Call us to confirm proper fit for your application.
Features
489 Series, 8-bolt one-piece cast iron housing mounts directly to transmission opening without an adapter plate
Air shift type
Rotatable SAE B 2-bolt flange with a 1" 15-tooth SAE BB shaft
Shaft power: 24 HP at 500 RPM, 48 HP at 1,000 RPM
489 Series intermittent torque: 250 lb-ft (check application pages for actual rating)
Internal parts common to Chelsea 442 Series
Tech Specs
- Product Series: 489
- Mounting Type: 8-Bolt (one-piece cast iron housing, no adapter plate required)
- Mounting Option: Standard Mount (X)
- Gear Ratio Code: S (24/22)
- Input Gear Designator: AH
- Lube Option: No Pressure Lube (X)
- Shift Option: Air Shift (A)
- Assembly Arrangement: 3
- Output Option: Rotatable SAE B 2-Bolt Flange, SAE BB Shaft (1" 15T) (RF)
- Output Power: 46-55 HP (31-40 kW)
- Shaft Power: 24 HP (18 kW) at 500 RPM; 48 HP (36 kW) at 1,000 RPM
- Intermittent Torque: 250 lb-ft / 339 Nm (check application pages for actual torque ratings)
- Transmission Compatibility: Eaton/Fuller, Volvo/Mack, and other manual transmissions with 8-bolt PTO opening
Additional Information
