AMPX 3000W MTX High-Torque E-Bike Conversion Kit (72V Rear Hub)
Original price was: $490.00.$345.47Current price is: $345.47.
ridging the gap between street commuter and electric motorcycle. The AMPX 3000W MTX E-Bike Conversion Kit is a high-voltage, heavy-duty rear-wheel powerhouse that transforms standard mountain and urban bicycle frames into high-speed trail machines. Laced into a super-wide, impact-resistant MTX39 double-wall alloy rim, this direct-drive hub setup reaches top speeds of 50–60 km/h with an staggering 80.3 N·m of raw torque. It ships completely equipped with an intelligent 80A controller and a premium UKC1 color TFT dashboard panel.
Serious High-Voltage Torque for Avid DIY Builders
If you need massive hill-climbing leverage without moving to the extra-wide frame clearances of a 150mm dropout motorcycle hub, the AMPX 3000W MTX Kit is your ideal solution. Engineered specifically around a standard 135mm rear dropout alignment, this gearless, direct-drive system slots straight into the back of conventional hardtail and downhill mountain bike frames. Experience maintenance-free performance, linear acceleration curves, and quiet operation that geared mid-drives simply can’t match.
⚡ Technical Deployment Matrix
| System Attribute | Specification & Compatibility Parameters |
| Continuous Rated Power | 3000W Brushless Gearless Rear Hub Motor |
| Peak Rotational Torque | 80.3 N·m (Excellent Climbing Power) |
| Maximum Velocity Track | 50–60 km/h (31–37 mph) Sustained |
| System Voltage Match | Engineered for High-Voltage 72V System Tracks |
| Rear Dropout Width | Standard 135mm Dropouts (Fits Single Speed/Freewheels) |
| Rim Construction | Heavy-Duty MTX39 Aluminum Alloy Double-Wall Rim |
| Wheel Sizes Available | 24″ | 26″ | 27.5″ | 29″ Rear Track Options |
| Controller Architecture | Smart Dual-Mode 80A Controller Block |
| Dashboard Interface | UKC1 High-Contrast 3.5-Inch Color TFT Screen |
| Braking Safeguard | Integrated Hydraulic Disc Power-Off Brake Safety Sensors |
Why the AMPX 3000W MTX Platform Outperforms Generic Kits
🏞️ True 135mm Drop-In Integration
No custom frame stretching or custom grinding required. While most 3000W+ hub motors require wide motorcycle dropouts, this motor configuration is deliberately engineered to fit standard 135mm mountain bike rear triangles. This allows you to retain your original frame aesthetics while packing extreme electric capability beneath your seat post.
🎨 Premium UKC1 Color TFT Dashboard
Ditch the outdated monochrome displays. This package updates your handlebars with the premium UKC1 color smart matrix. Featuring high-contrast visibility under harsh solar glare, it displays deep system parameters, error diagnostic code feedback, live voltage sag monitoring, and provides a built-in 5V USB port to charge your mobile phone while cruising.
🛡️ Indestructible MTX39 Rim Profile
Built to withstand intense wheel stress. The motor core comes factory-laced via heavy-duty high-gauge steel spokes into a rigid MTX39 double-wall alloy rim. This provides structural defense against heavy flat landings, rocks, and deep pothole impacts at speed, preventing your wheel from easily flexing out of true.
📦 Comprehensive Kit Packing List
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1x 3000W Direct-Drive Rear Motor Wheel (Factory Laced to MTX39 Rim)
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1x High-Output 80A Custom-Matched Controller Unit
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1x Premium UKC1 3.5-Inch Full Color TFT Smart Dashboard Panel
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1x Full-Twist Right-Hand Throttle Grip Assembly
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1x Pair of Hydraulic Cut-Off Safety Brake Levers
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1x Pedal Assist System (PAS) Crank Sensor Matrix
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1x Structural Axle Torque Arm Safety Kit
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1x Single-Speed Freewheel Hub Component
🚫 Critical Integration & Battery Requirements
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🔋 Battery Discharge Prerequisite: This high-amp system excludes the battery pack. Your custom 72V battery pack must be outfitted with a high-performance Battery Management System (BMS) rated for an 80A continuous discharge current. Running lower-tier commuter batteries will trigger safety shutdowns or permanently damage your lithium cells.
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⚖️ Legal Enforcement Notice: This high-output conversion kit is intended and sold strictly for private property tracking, closed-circuit racing, or designated off-road tracking use.
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AMPX Smart E-Bike Replacement LCD Displays – SW900 & UKC1 TFT Configurations
Take total control over your conversion system's internal parameters. The official AMPX Smart E-Bike Dashboard Display lineup allows you to monitor and adjust your bike's core performance limits on the fly. Available in either the classic, ultra-rugged SW900 monochrome LCD layout or the premium UKC1 full-color vertical TFT matrix, these plug-and-play displays interface seamlessly with standard high-power controllers, giving you immediate access to real-time telemetry, speed limiters, and wheel size configurations.
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