{"product_id":"ruizuma-g-m605-4-piston-hydraulic-disc-brake-caliper-motorcycle-upgrade","title":"Ruizuma G-M605 4-Piston Hydraulic Disc Brake Caliper Upgrade","description":"\n\u003ch2\u003eRuizuma G-M605 Large Radiation 4-Piston Hydraulic Disc Brake Caliper\u003c\/h2\u003e\n\u003cp\u003eUpgrade your electric motorcycle, scooter, or pedal motorcycle with the \u003cstrong\u003eRuizuma G-M605 Large Crab Hydraulic Disc Brake Caliper\u003c\/strong\u003e — a precision-engineered, high-strength aluminum alloy 4-piston brake caliper built for performance riders and modification enthusiasts who demand confident, consistent stopping power.\u003c\/p\u003e\n\n\u003ch3\u003e8 Reasons Riders Choose the G-M605\u003c\/h3\u003e\n\n\u003ch4\u003e1. Large Radiation Heat Dissipation Design\u003c\/h4\u003e\n\u003cp\u003eThe caliper body is integrally formed with dense heat dissipation air ducts and large-area fin patterns. During extended downhill runs, mountain roads, or track sessions, it rapidly sheds heat to prevent thermal fade — keeping braking feel firm and consistent from start to finish.\u003c\/p\u003e\n\n\u003ch4\u003e2. High-Strength Forged Integrated Body\u003c\/h4\u003e\n\u003cp\u003eA high-temperature forging process produces a dense, high-rigidity caliper body with exceptional resistance to deformation. At high-speed or heavy braking events, there is no flex, no piston jamming, and no caliper lockup — just stable, linear braking output every time.\u003c\/p\u003e\n\n\u003ch4\u003e3. Colorful Titanium Alloy Fixing Screws\u003c\/h4\u003e\n\u003cp\u003eSix-hole anodized titanium screws are corrosion-resistant, featherweight, and visually striking. They lock the caliper with even force distribution, eliminating rattle or abnormal noise during aggressive riding while adding a distinctive layered finish to your build.\u003c\/p\u003e\n\n\u003ch4\u003e4. CNC-Milled Sealed Construction\u003c\/h4\u003e\n\u003cp\u003ePrecision CNC milling creates a perfectly sealed cavity fitted with high- and low-temperature resistant dust-proof oil seals. Whether you're riding in rain or on muddy roads, oil leaks are virtually eliminated and piston rebound stays smooth — dramatically extending service life.\u003c\/p\u003e\n\n\u003ch4\u003e5. Balanced 4-Piston Braking\u003c\/h4\u003e\n\u003cp\u003eFour synchronized pistons apply equal pressure across the brake pad surface for uniform friction. Light inputs deliver gentle, progressive deceleration; heavier inputs unlock decisive stopping force. The result is sensitive feedback that inspires confidence in corners and emergency stops alike.\u003c\/p\u003e\n\n\u003ch4\u003e6. Complete Plug-and-Play Kit\u003c\/h4\u003e\n\u003cp\u003eShips in original brand gift-box packaging with fixing screws and sealing gaskets already included. No additional hardware required — designed for direct, non-destructive installation on small-displacement bikes, electric motorcycles, and pedal motorcycles.\u003c\/p\u003e\n\n\u003ch4\u003e7. Mecha-Sport Aesthetic\u003c\/h4\u003e\n\u003cp\u003eA pure-black mecha-style body paired with a bold red RZMA logo delivers low-key competition styling that immediately elevates the visual impact of any custom build.\u003c\/p\u003e\n\n\u003ch4\u003e8. Triple Quality-Inspection Certified\u003c\/h4\u003e\n\u003cp\u003eEvery caliper passes pressure resistance, high-temperature, and waterproofing tests before leaving the factory — meeting the demands of daily commuting and track-day intensity alike.\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e G-M605 (JK26)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e 4-Piston Hydraulic Disc Brake Caliper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength aluminum alloy body; titanium alloy fixing screws\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Large radiation heat-dissipation fin caliper\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSurface Finish:\u003c\/strong\u003e CNC precision milled, anodized black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Electric motorcycles, small-displacement scooters, pedal motorcycles\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncluded:\u003c\/strong\u003e Brake caliper, titanium fixing screws, sealing gaskets\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMade in:\u003c\/strong\u003e Mainland China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExplore More Motorcycle \u0026amp; Powersports Upgrades\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-pin-pre-wired-glow-plug-connector-vw-audi-bmw-fiat-ford-55200755\"\u003e1-Pin Pre-Wired Glow Plug Connector | VW Audi BMW Fiat Ford\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\u003ch3\u003eSafety \u0026amp; Braking Reference\u003c\/h3\u003e\n\u003cp\u003eFor general vehicle braking system safety guidance, visit the U.S. Consumer Product Safety Commission (CPSC).\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the Ruizuma G-M605 brake caliper compatible with standard electric motorcycles and scooters?\u003c\/h4\u003e\n\u003cp\u003eA: Yes — the G-M605 is engineered for non-destructive direct installation on electric motorcycles, small-displacement pedal motorcycles, and scooters. Always confirm your disc diameter and mounting pitch before installation to ensure a proper fitment.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What makes a 4-piston brake caliper better than a standard 2-piston caliper?\u003c\/h4\u003e\n\u003cp\u003eA: A 4-piston hydraulic disc brake caliper distributes clamping force across a larger, more uniform area of the brake pad. This delivers more consistent friction, shorter stopping distances, and better modulation — especially during sustained downhill or track-style riding where heat build-up is a concern.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Does the G-M605 come with everything needed for installation?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The caliper ships in its original brand gift box complete with colorful titanium alloy fixing screws and sealing gaskets — no additional hardware purchases required for a standard bolt-on installation.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the large radiation fin design prevent brake fade?\u003c\/h4\u003e\n\u003cp\u003eA: The integrally formed heat dissipation air ducts and large fin patterns dramatically increase surface area, allowing heat generated during heavy or repeated braking to escape quickly. This keeps caliper temperatures under control and maintains consistent braking feel even on long downhill descents.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the Ruizuma G-M605 brake caliper compatible with standard electric motorcycles and scooters?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes — the G-M605 is engineered for non-destructive direct installation on electric motorcycles, small-displacement pedal motorcycles, and scooters. 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