Product Details
Description
Razor Left Brake Lever w/ Motor Cut-Off Wire
Key Details
- 110-29
Specifications
- Length: 48 inches Inner Diameter of Handlebar Opening: 22mm (adjusts down) Dirt Quad,Dune Buggy,E-Punk,Ground Force Go Kart,MX350 Dirt Rocket,MX400 Dirt Rocket
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Fitment Notes: Universal Fit
Fitment Guide: This compatibility information is based on manufacturer and supplier data. Listed models are common known applications and may not include every compatible scooter. If your scooter has multiple versions or production changes, confirm the correct match before ordering. Check photos, measurements, original part numbers, engine code, model, and related fitment information whenever possible.
Additional information
| Weight | 0.5 lbs |
|---|---|
| Dimensions | 7 × 6 × 2 in |
Safety Integrated: Left Brake Lever with Cut-Off Switch
Ensure reliable stopping power and electrical safety with this Universal Parts Wired Left Brake Handle. Designed specifically for electric scooters and go-karts, this lever features a built-in micro-switch and a 48-inch wiring harness. When the lever is squeezed, it instantly signals the controller to cut power to the motor—a vital safety feature that prevents the motor from fighting the brakes and protects your electrical system from overheating.
Technical Performance Features
- Integrated Motor Cut-Off: The pre-installed 2-wire lead connects directly to your controller to disable the throttle during braking, ensuring shorter stopping distances and reduced motor wear.
- 48-Inch Extended Wire: The generous cable length provides ample reach for high-bar scooters and long-frame go-karts, allowing for clean routing through the chassis.
- Adjustable 22mm Perch: Features a standard 22mm inner diameter that can be adjusted down for a snug, slip-free fit on all common 7/8-inch handlebars.
- Ergonomic Alloy Blade: The lever blade is contoured for comfortable two-finger or four-finger braking, providing consistent leverage and a crisp mechanical feel.
Comprehensive Fitment Guide
This wired lever is a direct-fit replacement for many Razor and Currie electric vehicles, including:
| Vehicle Category | Popular Compatible Models |
|---|---|
| Razor Dirt Rocket | MX350, MX400, MX500, MX650 |
| Razor Quads & Karts | Dirt Quad, Dune Buggy, Ground Force Go Kart |
| Razor Specialty | E-Punk, Pocket Mod, iMod |
| Universal Electric | Most 24V, 36V, and 48V DIY e-scooter builds |
Technical Specifications
- Orientation: Left Hand Side
- Wire Length: 48 Inches (122cm)
- Handlebar Diameter: 22mm (7/8")
- Material: Cast Aluminum & High-Impact Polymer
Mechanic's Note: If your electric motor won't turn on even with a full battery, a faulty brake switch is a common culprit. If the internal switch "sticks," the controller thinks the brakes are on and will lock out the throttle. Replacing this handle is the fastest way to restore throttle functionality and safety.
SKU: 110-29
Manufacturer: Universal Parts





