The Chelsea 489 Series Power Take-Off, part number 489XREVX-A4AZ or 489XREVXA4AZ, is an 8-bolt PTO designed for most manual transmissions including Eaton Fuller, Mack, and Tremec. The integral one-piece cast iron housing bolts directly to the 8-bolt transmission opening, eliminating the need for an adapter plate and reducing potential leak paths. Shift type is wire/cable mechanical. The output shaft is a 1-1/4" round shaft with key. Intermittent torque capacity for the 489 Series runs 201 to 300 lb-ft. Call us to confirm proper fit for your transmission and application.
Features
8-bolt mounting - integral one-piece cast iron housing bolts directly to transmission, no adapter plate required
Wire/cable mechanical shift
1-1/4" round output shaft with key
Intermittent torque rating: 201 to 300 lb-ft (301 to 400 Nm) for the 489 Series
Output power: 46 to 55 HP (34 to 41 kW) for the 489 Series
Strong tapered bearings instead of needle bearings for greater load-bearing capability
Tech Specs
- Mounting Type: 8-Bolt
- Shift Type: Wire/Cable, Mechanical
- Output Shaft: 1-1/4" Round Shaft with Key
- Intermittent Torque (Series): 201-300 lb-ft / 301-400 Nm
- Output Power (Series): 46-55 HP / 31-40 kW
- Shaft Power: 24 HP at 500 RPM, 48 HP at 1000 RPM
- Compatible Transmissions: Eaton Fuller, Mack, Tremec (8-bolt aperture manual transmissions)
- Part Number: 489XREVX-A4AZ or 489XREVXA4AZ
Additional Information
The Chelsea 489 Series shares internal parts with the 442 Series and offers eleven internal speed ratios across the product family. The 489 Series is suited for utility trucks, snow and ice removal equipment, fire and rescue vehicles, and dump truck applications. Parker Chelsea publishes a dedicated parts manual (489 Series Parts List - HY25-2442-M1_US) and a service manual (HY25-6489-M1/US) for this series, available through Parker's Product Support section. For help confirming that 489XREVX-A4AZ is the correct unit for your transmission and hydraulic setup, give Pro Gear and Transmission a call.Parts Manual: Chelsea 489 Series PTO Parts Manual (PDF) — exploded views, item numbers and the full parts breakdown for this series.
