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 > Stihl > Stihl 021 > CRANKSHAFT SEALS, REPLACES PART 9638-003-1581 Our Price: $24.95 Product Code: 025-SEAL-KIT Qty: Description Suitable, high quality replacement CRANKSHAFT SEALS, REPLACES PART # 9638-003-1581 Fits The following Stihl modles: 021, 023, 025, MS210, MS230, MS250 ALL MODELS Related Products... 16" CHAINSAW CHAIN, 55DL .3/8", .050 GAUGE STIHL AIR FILTER AND ADAPTER, REPLACES PART # 1123-120-1612 NEW 1/4" PITCH CARVING SPROCKET FITS STIHL MS180 MS190 MS210 MS230 MS250 MS191 STIHL STARTER REPLACEMENT, PART #1123-080-2104 Our Price: $17.95 Our Price: $9.95 Our Price: $21.95 Our Price: $19.95 STIHL CRANKSHAFT SEALS REPLACES STIHL # 9638-003-1581 STIHL OILER GEAR. REPLACES PART #1123-640-7105 STIHL PISTON, 40MM KIT, REPLACES STIHL # 1123-030-2003 STIHL NEW FOR OIL PUMP, REPLACES 1123-640-3201, Our Price: $9.99 Our Price: $7.95 Our Price: $17.95 Our Price: $15.95 Share your knowledge of this product with other customers... Be the first to write a review STIHL STARTER, REPLACES PART #1128-080-2104 $29.95 Stihl 029 Piston and Cylinder Kit 46mm Replaces OEM # 1127-020-1210 $99.95 STIHL PISTON & CYLINDER KIT COMP. REBUILD, 48mm $99.95 BIG BORE POP UP PISTON KIT STIHL 044 044 MAGNUM MS440 MS440 MAGNUM 52MM KIT $34.95