{"product_id":"motuda-cnc-four-piston-disc-brake-caliper-front-rear-upgrade","title":"Motuda CNC 4-Piston Disc Brake Caliper – Front \u0026 Rear Upgrade","description":"\n\u003ch2\u003eMotuda CNC Four-Piston Disc Brake Caliper – Front \u0026amp; Rear Cycling Upgrade\u003c\/h2\u003e\n\u003cp\u003eTake your ride's stopping power to the next level with the \u003cstrong\u003eMotuda CNC Four-Piston Disc Brake Caliper\u003c\/strong\u003e. Precision-machined from aircraft-grade 6-series aluminum alloy, this caliper delivers symmetrical, even braking force across front and rear wheels — making every ride more confident, controlled, and responsive. Whether you're hitting mountain trails, daily commuting, or riding in wet conditions, this caliper is built to perform.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eMade in Mainland China.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhy Upgrade to a Four-Piston Caliper?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSymmetrical Four-Piston Design:\u003c\/strong\u003e Four pistons apply uniform pressure to the brake disc, giving you faster braking response and strong, consistent stopping force with minimal handle effort — shortening braking distances significantly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Performance Sintered Brake Pads Included:\u003c\/strong\u003e Heat-resistant and water-slip-resistant sintered pads maintain stable braking performance during mountain riding, wet-weather commuting, and high-intensity cycling. Slow wear rate means longer pad life.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDouble-Layer Dust-Proof Oil Seals:\u003c\/strong\u003e Dual high-elasticity seals keep sediment and rainwater out of the oil circuit, ensuring long-lasting leak-proof performance and consistent brake feel without pressure attenuation over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePrecision CNC Aluminum Alloy Construction\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e6-Series Aluminum Alloy Body:\u003c\/strong\u003e Higher hardness and superior corrosion resistance compared to standard alloys — resists deformation and cracking even during intense riding sessions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFull CNC Precision Milling:\u003c\/strong\u003e Smooth, burr-free internal oil circuits ensure effortless piston rebound and eliminate common issues like caliper locking or return jamming.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMulti-Layer Hard Anodizing:\u003c\/strong\u003e Scratch-resistant shell that won't fade, preserving a like-new finish through seasons of outdoor cycling.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eEasy Installation — No Frame Modification Needed\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDirect-fit replacement for the original front or rear wheel disc brake position — no grinding of frame or disc required.\u003c\/li\u003e\n  \u003cli\u003eNovice-friendly installation: even first-time modifiers can complete setup with basic tools.\u003c\/li\u003e\n  \u003cli\u003eComes complete with fixing screws, gaskets, and brake pads — everything you need is in the box, ready to install on arrival.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBold Multi-Color Styling\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eAvailable in classic Black Gold, Matte Black, and eye-catching Gold anodized shells to match any bike build.\u003c\/li\u003e\n  \u003cli\u003eEmbossed MOTUDA brand logo with smooth, three-dimensional lines for a premium sporty look that far outclasses stock OEM calipers.\u003c\/li\u003e\n  \u003cli\u003ePairs perfectly with matching perforated floating disc sets for a full brake system upgrade in both function and appearance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eStrict Quality Control \u0026amp; Safe Packaging\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eEvery caliper undergoes high-pressure oil-pressure sealing inspection before leaving the factory, ensuring zero oil leakage or pressure-loss defects in every unit shipped.\u003c\/li\u003e\n  \u003cli\u003eIndividually packaged in a branded black color box with internal foam buffer protection for safe long-distance cross-border transportation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMotuda\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eJK26\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6-Series Aluminum Alloy (CNC Machined)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePiston Configuration\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFour-Piston Linear Brake\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSurface Treatment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMulti-Layer Hard Anodizing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrake Pad Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHigh-Performance Sintered\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFront \u0026amp; Rear Disc Brake (Standard Mount)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/0-50-psi-dial-tire-pressure-gauge-car-motorcycle-bike\"\u003e0–50 PSI Dial Tire Pressure Gauge – Car, Motorcycle \u0026amp; Bike\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5l-electric-high-pressure-foam-sprayer-portable-car-wash-gun\"\u003e1.5L Electric Foam Sprayer – Portable High-Pressure Car Wash Gun\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on bicycle brake standards and cycling safety, visit the U.S. Consumer Product Safety Commission – Bike Safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the Motuda CNC four-piston caliper compatible with standard disc brake mounts?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The Motuda JK26 four-piston caliper is designed for direct replacement on standard front and rear disc brake positions on most bicycles. No frame grinding or disc modification is required, making it a straightforward upgrade for both beginners and experienced cyclists.\u003c\/p\u003e\n\u003ch4\u003eQ: What brake pads come included with the caliper?\u003c\/h4\u003e\n\u003cp\u003eA: The caliper ships with high-performance sintered brake pads that are heat-resistant and water-slip-resistant, making them well-suited for mountain riding, commuting, and wet-weather cycling. The complete package also includes fixing screws and gaskets so you can install immediately.\u003c\/p\u003e\n\u003ch4\u003eQ: How do the double-layer oil seals benefit long-term performance?\u003c\/h4\u003e\n\u003cp\u003eA: The dual high-elasticity dust-proof oil seals create a robust barrier against dirt, sediment, and moisture entering the oil circuit. This keeps the brake feel consistent over time — preventing pressure loss and maintaining reliable stopping performance across thousands of kilometers of use.\u003c\/p\u003e\n\u003ch4\u003eQ: What color options are available for the caliper shell?\u003c\/h4\u003e\n\u003cp\u003eA: The Motuda CNC caliper is available in multiple anodized color options including classic Black Gold, Matte Black, and Gold. Each finish is applied using a multi-layer hard anodizing process that is scratch-resistant and fade-resistant for long-term outdoor use.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the Motuda CNC four-piston caliper compatible with standard disc brake mounts?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes. 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