Lil' Red Barn Toggle Search Account Checkout Cart Home Parts & Tools Electrical Filters Fuel System Parts Tractor Parts 4-Stroke Engines Chainsaws Hedge Trimmers Leaf Blowers Safety Apparel Tools and Testers Service Manuals Briggs and Stratton Canadian Dolmar Echo Homelite Husqvarna Jonsered Kohler Makita McCulloch Onan Partner Pioneer Poulan Information Chain Reference Chart Chainsaw Chain Info - Maintenance & Safety Manual Testing Information and Diagrams for 2-Cycle Engines Watch How To Videos Contact Us Account Search site Submit search Nav Menu 2 Nav Menu 3 Nav Menu 4 Nav Menu 5 Nav Menu 6 Nav Menu 7 Nav Menu 8 Home > Parts & Tools > Chainsaws > Husqvarna > Husqvarna 40 (1985-05) > Husqvarna 40 Piston Assembly 44mm Our Price: $29.95 Product Code: HU0006 Qty: Description Husqvarna 40 Replacement Piston Assembly. Replaces OEM Number 503-48-9001. 44mm Related Products... HUSQVARNA, JONSERED WRIST PIN BEARING, HIGH QUALITY, REPLACES 501451601 HUSQVARNA, JONSERED PISTON STOP HUSQVARNA, JONSERED IMPULSE HOSE CONNECTOR FITS 55, 55 RANCHER, 51, 50, 49, 45, 40, OEM THROTTLE CABLE REPLACES PART # 506014004 Our Price: $9.95 Add Our Price: $7.95 Add Our Price: $7.95 Add Our Price: $12.95 Add HUSQVARNA STARTER HANDLE REPLACES PART # 503543901 20" OREGON PROLITE BAR AND CHAIN COMBO IGNITION COIL REPLACES PART # 503580501 HUSQVARNA, JONSERED CRANKSHAFT SEALS, REPLACES PART # 505275719 Our Price: $3.95 Add Our Price: $64.95 Add Our Price: $89.99 Add Our Price: $9.95 Add Share your knowledge of this product with other customers... Be the first to write a review REPLACEMENT THROTTLE LOCK, REPLACES PART # 503556601 $4.99 STIHL MS 310 REPLACEMENT 18" BAR & CHAIN COMBO 3/8 66dl $37.95 SPROCKET 3/8" PITCH, 6 TOOTH DRIVE $19.95 FUEL TANK FITTING & SHUT OFF VALVE 1/8" NPT FITS CUB CADET BRIGGS KOHLER GRAVELY $9.95 PISTON & CYLINDER FITS STIHL 036 036 PRO MS360, MS360 PRO REBUILD KIT 48MM, NEW $79.95 18" OREGON PROLITE BAR AND CHAIN COMBO $62.95