Lil' Red Barn Toggle Search Account Checkout Cart Home Parts & Tools 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 You are here: Home > Parts & Tools > Chainsaws > Echo > Echo CS 420 Sort By: Price: Low to High Price: High to Low Most Popular Title Manufacturer Newest Oldest Availability 30 per page 60 per page 120 per page 180 per page 300 per page Page of 1 ECHO CS-400, CS-370, CS-420 REPLACEMENT SPROCKET, 3/8" 6 TOOTH DRIVE, BEARING A HIGH QUALITY REPLACEMENT ECHO CS-400, CS-370, CS-420 REPLACEMENT SPROCKET, 3/8" 6 TOOTH DRIVE, INCLUDES A FREE BEARING, REPLACES ECHO PART # A556000401 SHIPS FROM USA WITH A TRACKING NUMBER Our Price: $17.95 ECHO CS-400, CS-370, CS-420 REPLACEMENT SPROCKET, .325" 7 TOOTH DRIVE, BEARING A HIGH QUALITY REPLACEMENT ECHO CS-400, CS-370, CS-420 REPLACEMENT SPROCKET, .325" 7 TOOTH DRIVE, INCLUDES A FREE BEARING SHIPS FROM USA WITH A TRACKING NUMBER Our Price: $17.95 CARVING SPROCKET FITS ECHO CS400, CS4100, CS420, CS4200, CS4400,CS4510,CS4600 SPROCKET FITS ECHO CS400, CS4100, CS420, CS4200, CS4400,CS4510,CS4600, CS3900, CS3700, CS3600SPECS: 1/4" 9 TOOTH DRIVE RIM, 2-PIECE PROFESSIONAL SPROCKET WITH NEEDLE BEARINGSHIPS FROM USA WITH A TRACKING NUMBER Our Price: $25.95