Product Details
Description
Universal Parts Rear Hydraulic Brake Assy; 125/150cc Scooter
Key Details
- 100-173
Specifications
- Length: Approx. 81 inches Caliper Bolt Spacing: 44.45mm (1.75) center to center No mirror mount Baja, JM Star Tomahawk II, Qingqi, Roketa, SUNL, Tank, Various unlisted makes/models, Vento, X-Treme
Compatibility / Fitment
Use the fitment details below to confirm this part matches your scooter before ordering.
- Engine Size: 150cc
- 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.
Common Fitment Questions
Q: Is this for 150cc scooters?
A: This SKU is listed with 150cc engine-size fitment. Confirm exact model, year, and part style before ordering.
Additional information
| Weight | 4.5 lbs |
|---|---|
| Dimensions | 16 × 16 × 4 in |
This rear hydraulic brake assembly from Universal Parts is a complete bolt-on replacement for GY6-based 125cc and 150cc sport-style scooters. The kit includes everything needed to restore full hydraulic braking performance in one package. Please note: this assembly does not include a mirror mount on the master cylinder perch clamp.
- Includes: Master cylinder with brake lever, caliper with brake pads, and brake hose
- Hose Length: Approx. 81 inches
- Caliper Bolt Spacing: 44.45mm (1.75") center to center
- Mirror Mount: None
- Fits: GY6 125cc & 150cc sport-style scooters; Baja, JM Star Tomahawk II, Qingqi, Roketa, SUNL, Tank, Vento, X-Treme, and various unlisted makes/models
Verify caliper bolt spacing and hose routing on your scooter before installation. Bleed the brake system thoroughly after fitting.
WARNING: This product can expose you to chemicals including lead and Di(2-ethylhexyl)phthalate (DEHP), which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.





