{"product_id":"allison-chelsea-281gd-series-heavy-duty-hot-shift-pto-with-iso-pump-output-24v-includes-mounting-kit","title":"Allison Chelsea 281GD Series Heavy Duty Hot Shift PTO with ISO Pump Output - 24V, includes  Mounting Kit","description":"\u003cp data-end=\"670\" data-start=\"315\"\u003eThe Chelsea 281GD Series Hotshift PTO with ISO direct mount and rotatable output is engineered for high-performance hydraulic systems requiring compact, direct-mounted pump solutions. Designed to suit Allison 3000 and 4000 Series transmissions, this PTO delivers powerful, smooth, and quiet operation even in the harshest working environments.\u003c\/p\u003e\n\u003cp data-end=\"1009\" data-start=\"672\"\u003eUnlike traditional flanged PTOs, this model features an ISO direct-mount interface, allowing you to mount the pump directly to the PTO — perfect for high-flow, high-pressure pumps where space is limited. The rotatable housing gives you full flexibility for alignment during install, making it ideal for tight chassis layouts.\u003c\/p\u003e\n\u003cp data-end=\"1193\" data-start=\"1011\"\u003eIts Hotshift clutch pack is activated by a 24V solenoid, using transmission pressure to engage smoothly while the vehicle is running — ideal for continuous-duty applications.\u003c\/p\u003e\n\u003cp data-end=\"1217\" data-start=\"1200\"\u003e\u003cstrong data-end=\"1217\" data-start=\"1200\"\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1296\" data-start=\"1221\"\u003e\n\u003cstrong data-end=\"1248\" data-start=\"1221\"\u003eISO direct mount output\u003c\/strong\u003e – For compact, high-performance pump mounting\u003c\/li\u003e\n\u003cli data-end=\"1362\" data-start=\"1299\"\u003e\n\u003cstrong data-end=\"1320\" data-start=\"1299\"\u003eRotatable housing\u003c\/strong\u003e – Allows easy alignment in tight spaces\u003c\/li\u003e\n\u003cli data-end=\"1427\" data-start=\"1365\"\u003eCompatible with \u003cstrong data-end=\"1425\" data-start=\"1381\"\u003eAllison 3000 \u0026amp; 4000 Series transmissions\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1491\" data-start=\"1430\"\u003e\n\u003cstrong data-end=\"1456\" data-start=\"1430\"\u003eHotshift clutch design\u003c\/strong\u003e – Engage while vehicle is moving\u003c\/li\u003e\n\u003cli data-end=\"1573\" data-start=\"1494\"\u003e\n\u003cstrong data-end=\"1520\" data-start=\"1494\"\u003e24V solenoid operation\u003c\/strong\u003e – Uses transmission pressure for smooth activation\u003c\/li\u003e\n\u003cli data-end=\"1645\" data-start=\"1576\"\u003eRated to \u003cstrong data-end=\"1601\" data-start=\"1585\"\u003e529Nm torque\u003c\/strong\u003e – Built for demanding hydraulic workloads\u003c\/li\u003e\n\u003cli data-end=\"1721\" data-start=\"1648\"\u003eIdeal for \u003cstrong data-end=\"1692\" data-start=\"1658\"\u003ehigh-pressure, high-flow pumps\u003c\/strong\u003e in space-restricted builds\u003c\/li\u003e\n\u003cli data-end=\"1797\" data-start=\"1724\"\u003eSupplied with \u003cstrong data-end=\"1772\" data-start=\"1738\"\u003epressure hose and mounting kit\u003c\/strong\u003e for quick installation\u003c\/li\u003e\n\u003cli data-end=\"1847\" data-start=\"1800\"\u003e\n\u003cstrong data-end=\"1819\" data-start=\"1800\"\u003eMade in the USA\u003c\/strong\u003e – Trusted Chelsea quality\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOutput Speeds:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e3000 side\/side openings: 870rpm\u003c\/li\u003e\n\u003cli\u003e3500 side\/top openings: 1060rpm\u003c\/li\u003e\n\u003cli\u003e4000 side\/top openings: 1230rpm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"1877\" data-start=\"1854\"\u003e\u003cstrong data-end=\"1877\" data-start=\"1854\"\u003eIdeal Applications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli data-end=\"1896\" data-start=\"1881\"\u003eTippers\u003c\/li\u003e\n\u003cli data-end=\"1925\" data-start=\"1899\"\u003eSkip Trucks\u003c\/li\u003e\n\u003cli data-end=\"1958\" data-start=\"1928\"\u003eHook Lifts\u003c\/li\u003e\n\u003cli data-end=\"1991\" data-start=\"1961\"\u003eWater carts and spray trucks\u003c\/li\u003e\n\u003cli data-end=\"2032\" data-start=\"1994\"\u003eTilt Tray Trucks\u003c\/li\u003e\n\u003cli data-end=\"2101\" data-start=\"2035\"\u003eAny system needing direct pump mounting in tight chassis layouts\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2242\" data-start=\"2108\"\u003e\u003cstrong data-end=\"2157\" data-start=\"2108\"\u003eNeed help matching your pump or transmission?\u003c\/strong\u003e\u003cbr data-end=\"2160\" data-start=\"2157\"\u003eOur technical team can assist with compatibility checks and setup recommendations.\u003c\/p\u003e","brand":"Heavy Hydraulics Pty Ltd","offers":[{"title":"Default Title","offer_id":47756768116963,"sku":"281GDFJP-D5RY","price":2987.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/4645\/7827\/files\/281RY_b3b15155-9b09-414f-857d-1d9cf3678d45.png?v=1766464625","url":"https:\/\/heavys.com.au\/products\/allison-chelsea-281gd-series-heavy-duty-hot-shift-pto-with-iso-pump-output-24v-includes-mounting-kit","provider":"Heavy Automatics Pty Ltd","version":"1.0","type":"link"}