Description

E-Bike Conversion Kit 2000W PURPLE

Some builds are defined by their power. Others are defined by the combination of power and personality. The E-Bike Conversion Kit 2000W PURPLE delivers both in full. This is a 2000W brushless rear hub motor conversion system finished in a bold all-purple colourway across both motor wheel and front MTX wheel — a kit that brings the same high-output, sine wave controlled performance as the top-tier 2000W range, wrapped in a finish that makes every build it goes into immediately distinctive. If you’re converting a bicycle at 2000W, you’ve already committed to building something that stands out in terms of performance. The E-Bike Conversion Kit 2000W PURPLE makes sure it stands out visually too.

This is not a cosmetic variation on an underpowered platform. The E-Bike Conversion Kit 2000W PURPLE runs the same specification as every kit in the 2000W range — 2000W brushless MTX rear hub motor, 27.5-inch front MTX wheel, Smart Sine Wave controller at 48V–72V 45A, UKC1+ display, Surron-style throttle, torque arms, wiring harness, and brake cut-off levers. The purple finish is a build choice, not a performance trade-off. Every component in this ebike kit 2000W is matched for the demands of operating at this power level, from the wire gauge in the harness to the torque rating of the motor axle hardware.

Why 2000W — Understanding the Performance Step

Choosing a rear hub kit 2000w over a 1000W or 1500W equivalent is a decision that shapes every aspect of your build. At 2000W continuous output, the motor delivers substantially more torque from a standing start, a steeper power curve through the mid-range, and a higher top-end speed ceiling that depends on wheel diameter, rider weight, and battery voltage. The difference is not marginal — it’s the kind of step-change in performance that fundamentally changes how the bicycle behaves under power.

Hill climbing with load becomes effortless. Terrain that would cause a 1000W motor to labour and heat up gets dispatched cleanly and consistently. Acceleration off a standstill is immediate and strong, and the power band stays wide and usable throughout the speed range rather than tapering off as motor back-EMF builds. This is the practical reality of what 2000W means in a rear hub motor context, and the E-Bike Conversion Kit 2000W PURPLE is engineered to deliver all of it reliably and repeatedly.

For builders considering the step between 1500W and 2000W, the E-Bike Conversion Kit 1500W BLACK is the natural comparison reference — same hub motor architecture, same MTX wheel platform, same controller format, 25% less continuous output. The difference in real-world performance between those two power levels is significant and immediately felt.

The Smart Sine Wave Controller — 48V to 72V, 45A Continuous

The controller is what separates this ebike kit 2000W from lower-output conversion kits at a technical level, and it’s the specification that makes the 2000W output sustainable rather than just achievable for brief bursts. The Smart Sine Wave 48V–72V 45A controller manages motor phase commutation in smooth, continuous sine wave curves rather than the abrupt square wave switching used in standard controllers. The result is a power delivery character that feels fluid and progressive from the very first millimetre of throttle input through to full output — no roughness at low speed, no torque spike mid-range, no degradation in feel at the top end.

At 45A continuous, this controller has the current headroom to sustain the E-Bike Conversion Kit 2000W PURPLE‘s peak output under prolonged load without becoming the bottleneck in the system. Running at 48V, you have access to the widest range of battery pack options available in the e-bike market. Stepping up to 52V, 60V, or 72V progressively sharpens acceleration and increases the system’s peak power ceiling while reducing current draw at equivalent output — meaning less heat, longer component life, and more consistent performance over extended rides. Browse compatible packs across every supported voltage on the Batteries category page.

PURPLE — A Colourway That Commands Attention

The purple anodised finish on the 27.5-inch MTX rear motor wheel and matching front wheel is one of the most distinctive colourways available in the 2000W conversion kit range. Where black builds blend into the frame and red builds make a bold contrast, purple occupies a uniquely striking space — it reads as high-end and intentional, particularly against dark frames, matte finishes, and carbon-look aesthetics. This mtx rear hub kit in purple creates a cohesive wheel-to-wheel colour story that makes the conversion look designed rather than assembled.

The 27.5-inch wheel diameter is the right platform for this power level. Large enough to roll over rough ground with minimal resistance and enough rotational momentum to maintain speed through variable terrain — compact enough for sharp handling response and lower rotating mass than a 29-inch setup. At 2000W, 27.5-inch wheels deliver a top-end speed ceiling that earns the kit’s output rating, without the handling trade-offs of a larger diameter.

Complete Kit Contents — 2000W Specified Throughout

Every component in the E-Bike Conversion Kit 2000W PURPLE is selected and rated for 2000W operation. This is not a 1500W kit with a bigger motor swapped in — the wiring harness, connector ratings, and component matching all reflect the demands of the higher power level:

• 2000W rear wheel MTX brushless hub motor (PURPLE) — 27.5in
• Front wheel MTX (PURPLE) — 27.5in
• Motor controller — Smart Sine Wave 48V–72V 45A
• UKC1+ display
• Twist throttle — Surron style
• Torque arms — 2 sets
• Wiring harness & connectors
• Brake cut-off levers

The UKC1+ display delivers real-time speed, battery level, assist mode, trip distance, and odometer data in a clean, legible format that connects directly to the Smart Sine Wave controller with zero configuration overhead. The Surron-style full-grip twist throttle gives you natural, progressive control over the full 2000W power range — a full-grip format that keeps your hand stable and your throttle input precise, particularly at the higher speeds this mtx rear hub kit enables.

Torque Arms — Critical Hardware at 2000W

Two sets of torque arms are included and their installation is not optional at this power level. The rotational force generated by a 2000W brushless hub motor during hard acceleration applies significant stress to the rear dropout. Without properly installed torque arms anchoring the motor axle firmly to the frame, that stress causes axle rotation within the dropout — damaging the frame and creating a structural failure risk under load. At 2000W output, this is not a theoretical concern. Two sets gives you full coverage for both front and rear dropout positions, and the included units are rated for the forces this rear hub kit 2000w generates under real riding conditions. Install them, torque them correctly, and the motor stays exactly where it should regardless of how aggressively you use the power.

Brake cut-off levers complete the integration — motor power drops instantly on brake application, protecting both the drivetrain and the rider in any situation that requires a fast, clean stop.

Colour Variants and Kit Comparisons

The 2000W conversion kit range is available in four colourways — black, blue, red, and purple — all sharing identical specifications and component quality. The E-Bike Conversion Kit 2000W RED is the direct colour alternative for builders who want the same performance in a high-contrast red finish. Performance, reliability, and build quality are consistent across every colour variant — the only difference is what your wheels look like. For the complete overview of every hub motor and mid-drive conversion option in the range, visit the Conversion Kit category page.

Specifications

The E-Bike Conversion Kit 2000W PURPLE is the complete, high-output ebike kit 2000W for builders who demand serious performance and a build aesthetic to match. Smart Sine Wave control, 45A continuous current, 27.5-inch purple MTX wheels, and a fully matched component set — this mtx rear hub kit is specified correctly for the power level it operates at and finished in a colourway that makes every build it goes into impossible to ignore.