{"product_id":"rawrr-mantis-x-54-tooth-rear-sprocket-7075-t6-aluminum-anodized-black-by-blr-tuning","title":"RAWRR MANTIS X 54 TOOTH REAR SPROCKET 7075 T6 ALUMINUM ANODIZED BLACK BY BLR TUNING","description":"\u003cp\u003e\u003cstrong\u003eRAWRR MANTIS X ELECTRIC DIRT BIKE 54 Tooth Aluminum Rear Sprocket by BLR TUNING\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUpgrade your Rawrr Mantis X 72V Electric Dirt Bike with this high-performance \u003cstrong\u003e54T\u003c\/strong\u003e rear sprocket by \u003cstrong\u003eBLR TUNING\u003c\/strong\u003e. Precision CNC-machined from ultra-strong and lightweight 7075 T6 billet aluminum, this sprocket is anodized black for durability and a sleek, aggressive look.\u003c\/p\u003e\n\u003cp\u003eDesigned for 420 pitch chains—just like the stock setup—this sprocket is a direct upgrade from the factory 51 tooth sprocket. By increasing to 54 teeth, you’ll gain \u003cstrong\u003emore torque\u003c\/strong\u003e, \u003cstrong\u003estronger acceleration\u003c\/strong\u003e, and \u003cstrong\u003esnappier throttle response\u003c\/strong\u003e, while sacrificing a small amount of top speed. In our shop test bike \"Yoshi,\" with a 220 lb rider, we still hit 50 MPH...!!! It pulls wheelies with ease. Be ready for some serious torque!\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eSTOCK FACTORY CHAIN SIZE - 420 CHAIN - 116 LINKS (COUNTING MASTER) - 58 inch TOTAL LENGTH\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eInstallation Notes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThis sprocket is compatible with the stock 420 pitch chain.\u003c\/li\u003e\n\u003cli\u003eTo use the \u003cstrong\u003estock chain length\u003c\/strong\u003e, you'll need to \u003cstrong\u003emodify the rear brake caliper bracket\u003c\/strong\u003e to allow more forward wheel travel—this is a simple, no-cost mod. (See our photo for reference.)\u003c\/li\u003e\n\u003cli\u003eAlternatively, you can install a longer aftermarket chain, or \u003cstrong\u003eadd 2 extra 420 pitch links\u003c\/strong\u003e to your stock chain. The stock factory chain is 116 links in total. (THIS IS COUNTING THE MASTER LINK)\u003c\/li\u003e\n\u003cli\u003e Please keep in mind our install was done on a brand new bike with a brand new chain. It has come to our attention that if you have around 200 mi on the bike. Your chain is now stretched enough to where you will not need to add any chain links. You will not need to modify anything either. 200 mi is kind of the sweet spot. The sprocket will bolt right up on your bike.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTorque Specs \u0026amp; Installation Requirements:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSprocket Bolts:\u003c\/strong\u003e 33 ft-lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrake Caliper Mount Bolts:\u003c\/strong\u003e 18 ft-lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRear Axle Nut:\u003c\/strong\u003e 63 ft-lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eRequired Installation Products:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMedium-strength blue thread locker must be used\u003c\/strong\u003e on the sprocket bolts and brake caliper mount bolts.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eDo NOT use thread locker on the axle nut.\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSynthetic grease must be applied\u003c\/strong\u003e to the rear axle during reassembly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eWe offer \u003cstrong\u003eblue thread locker\u003c\/strong\u003e at a \u003cstrong\u003ediscounted price\u003c\/strong\u003e as an optional add-on with this sprocket—make sure you're fully equipped for a secure and reliable install.\u003c\/p\u003e\n\u003cp\u003eUpgrade smart. Ride hard. Torque up with \u003cstrong\u003eBLR TUNING\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: #808080;\"\u003eTHE FOLLOWING IMAGE SHOWS HOW TO MODIFY THE REAR BRAKE CALIPER BRACKET SO YOU CAN USE THE STOCK CHAIN AND FIT UP TO A 54T SPROCKET - IF YOU'RE CHAIN HAS 200 MI ON IT YOU DO NOT NEED TO DO THIS MODIFICATION AS YOUR CHAIN IS ALREADY STRETCHED ENOUGH.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0613\/5621\/2409\/files\/RAWRRMANTISXREARBRAKEMOUNTADJUSTMENTNEEDED.jpg?v=1747359334\" alt=\"\"\u003e\u003c\/p\u003e","brand":"BLR TUNING","offers":[{"title":"YES - ADD BLUE THREAD LOCKER","offer_id":47013105336561,"sku":"MANTIS-X-REAR-SPRKT-54T-BLK-ADD-BLUTHRDLKR","price":107.45,"currency_code":"USD","in_stock":true},{"title":"NO - DO NOT INCLUDE BLUE THREAD LOCKER","offer_id":47013105369329,"sku":"MANTIS-X-REAR-SPRKT-54T-BLK-NO-BLUTHRDLKR","price":97.45,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/1348\/7857\/files\/20250514_181033.jpg?v=1760203164","url":"https:\/\/howlingmoto.com\/products\/rawrr-mantis-x-54-tooth-rear-sprocket-7075-t6-aluminum-anodized-black-by-blr-tuning","provider":"Howling Moto","version":"1.0","type":"link"}