Power Take Off (PTO), Hydraulic PowerShift (Hot Shift), 10 Bolt, Gear Ratio 35 37, Round Standard Shaft (1 1 4" 5 16" Key), Chelsea 281GMFJP B5XD, 281 Series DVI individual circuit assignments Exact S13213 identification Select individual circuit assignments and keep crews productive in the field Application Use Case Water Truck Hydraulic Systems Provides auxiliary power for compatible hydraulic circuits Water Truck Pump Drive Systems Supports PTO driven equipment when shaft output and ratio match Dust Control Trucks Powers auxiliary equipment on compatible work truck builds Construction Water Trucks Suitable for heavy duty auxiliary drive applications Vocational Trucks Used for hydraulic and driveline powered equipment Allison Transmission Applications Designed for compatible automatic transmissions with 10 bolt PTO openings Truck Equipment Upfits Supports PTO driven accessories and hydraulic system installations PTO Replacement & Repair Replacement option when part number and configuration match Applications