{"product_id":"renthal-123u52048gybk-ultralight-rear-sprocket-moto-house-mx","title":"Renthal Ultralight Rear Sprocket (48T) 123U-520-48GYBK - Suzuki RM125 \/ RM250 \/ RMZ250 \/ RMZ450 \/ DRZ400 1988-2025","description":"\u003ch1\u003e\u003cstrong\u003eRenthal Ultralight Rear Sprocket (48T) 123U-520-48GYBK - Suzuki RM125 \/ RM250 \/ RMZ250 \/ RMZ450 \/ DRZ400 1988-2025\u003c\/strong\u003e\u003c\/h1\u003e\n\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eRenthal Ultralight Rear Sprocket\u003c\/strong\u003e is precision CNC-machined to deliver maximum power transfer with minimal unsprung weight for your Suzuki off-road or motocross machine. Built for championship-level performance, this sprocket balances ultimate weight savings with race-proven durability.\u003c\/p\u003e\n\u003cp\u003eForged from high-strength, specially enhanced 7075-T6 aluminum, this sprocket is significantly lighter than standard steel alternatives while maintaining exceptional tensile strength. The specialized tooth profile reduces friction and chain wear for smoother operation across every lap.\u003c\/p\u003e\n\n\u003ch3\u003eTop Features: Renthal Ultralight Rear Sprocket\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePrecision CNC-machined construction replaces stamping for superior dimensional accuracy and strength.\u003c\/li\u003e\n\u003cli\u003eEngineered with a computer-aided ultra-light design to minimize unsprung weight and maximize power transfer.\u003c\/li\u003e\n\u003cli\u003eManufactured from high-strength, specially enhanced 7075-T6 aluminum alloy that is 33 percent lighter than steel.\u003c\/li\u003e\n\u003cli\u003eSpecialized tooth profile allows the chain to roll easily on and off for extended wear life, reduced noise, and increased efficiency.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003ePlease review the detailed compatibility data below to ensure an exact fitment match for your motorcycle before finalizing your purchase.\u003c\/p\u003e\n\n\u003ch3\u003eFitment List\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eYear Range\u003c\/th\u003e\n\u003cth\u003eVehicle Brand\u003c\/th\u003e\n\u003cth\u003eVehicle Model \u0026amp; Sub-Model\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e1988-2007\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRM125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-1998\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMX250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1989-2008\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRM250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1991-1999\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eDR350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e1999-2001\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMX 250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2000-2011\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eDR-Z400E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2001-2019\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eDR-Z400S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2004-2007\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eDR-Z250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2024\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eDR-Z400SM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2005-2025\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMZ450\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2007-2017\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMZ250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2008\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRM 125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2010\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMX450Z\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e2019-2025\u003c\/td\u003e\n\u003ctd\u003eSuzuki\u003c\/td\u003e\n\u003ctd\u003eRMZ250\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cb\u003eQ: Is this sprocket made of aluminum or steel?\u003c\/b\u003e\u003cbr\u003eA: It is precision-machined from high-strength, specially enhanced 7075-T6 aluminum, making it 33% lighter than steel.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eQ: What chain pitch size is this sprocket designed for?\u003c\/b\u003e\u003cbr\u003eA: This sprocket is engineered specifically for a 520 chain size setup.\u003c\/p\u003e\n\n\u003cp\u003e\u003cb\u003eExpert Pro-Tip:\u003c\/b\u003e Always inspect your chain and front sprocket when installing a new rear sprocket. Putting a new aluminum rear sprocket on a worn, hooked chain or countershaft sprocket will cause accelerated, uneven wear and drastically shorten component life.\u003c\/p\u003e\n\n\u003ch3\u003eRecommended Pairings:\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/suzuki-4-stroke-dirt-bikes-performance-parts-accessories-moto-house-mx\"\u003eSuzuki 4-Stroke Performance Parts\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-chains\"\u003eMX Chains\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/motohousemx.com\/collections\/mx-off-road-motorcycle-tools\"\u003eMotorcycle Tools \u0026amp; Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eAt Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. We pride ourselves on great customer service, and every item ships FAST - straight to your door.\u003c\/p\u003e\n\n\u003cp\u003e\u003ci\u003e\u003cstrong\u003eMoto-House MX - Choice of Champions\u003c\/strong\u003e - Your premier powersports source with great customer service and lightning-fast shipping straight to your door.\u003c\/i\u003e\u003c\/p\u003e","brand":"RENTHAL","offers":[{"title":"Default Title","offer_id":42622495752275,"sku":"123U-520-48GYBK","price":94.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1754\/5421\/files\/123u-520-48gybk-555347.jpg?v=1744692185","url":"https:\/\/motohousemx.com\/products\/renthal-123u52048gybk-ultralight-rear-sprocket-moto-house-mx","provider":"Moto-House MX","version":"1.0","type":"link"}