NIU Rear Brake Lever Assembly; NIU KQi2, KQi3, KQi 300P/X

Keep your NIU scooter stopping confidently with the Rear Brake Lever Assembly, a precise, direct-fit replacement for NIU KQi2, KQi3, and KQi 300P/300X models. When your lever wobbles, sticks, or loses that crisp bite, this replacement restores native braking feel and reliability.

Direct-fit compatibility

Engineered to align with the exact mounting points and lever geometry of the NIU KQi2, KQi3, and 300P/300X families. No guesswork, no adapters—just a seamless swap that preserves original brake response and travel.

Why choose this rear brake lever assembly

• Precise actuation that preserves consistent braking power across the lever’s travel, helping you brake smoothly in city traffic or on longer rides.


• Durable construction designed to withstand daily use, with materials chosen for strength and corrosion resistance in varying weather conditions.


• Maintains the correct lever ratio and pivot spacing to ensure the rear brake engages predictably when you squeeze the lever.


• Supports safe, predictable stops in wet or dry conditions, a critical advantage for urban commutes and weekend excursions.

Practical benefits and use cases

Ideal for riders who rely on their NIU for daily commuting, campus trips, or weekend errands and want to avoid the downtime and uncertainty of worn brake levers. If you’ve noticed reduced braking feel, increased lever travel, or you’re planning to sell or resell the bike with confidence, this lever assembly helps restore the bike’s original braking character.

Care and installation tips

• Handle installation with care to preserve the brake system’s integrity; if you’re unsure, seek professional assistance.


• Inspect the lever and mounting points for any signs of wear or damage before installation to ensure optimum performance.


• Regularly check the lever’s return action and the brake line routing to maintain reliable braking performance.

Upgrade your riding experience with a replacement lever that respects the integrity of the NIU braking system, delivering reliable, predictable stopping power when you need it most.