Universal Parts GY6 Front Hydraulic Brake Assembly

Universal Parts complete pre-bled right-side front hydraulic brake assembly for 125cc and 150cc GY6-based Sport Style Chinese scooters. Die-cast aluminum master cylinder with integrated polished brake lever, blue-capped fluid reservoir, integrated brake light switch (green/blue/yellow spade wiring harness), 39" rubber hydraulic hose, and single-piston silver aluminum caliper with rubber-booted piston and square 44mm mounting tabs. Comes factory-pressurized with hydraulic fluid — no bleeding required. Clamps directly to standard 7/8" (22mm) handlebars. Made in China. SKU: 100-166.

Key Features:

• Complete pre-bled assembly — factory-pressurized, no bleeding required on installation
• Die-cast aluminum master cylinder with polished brake lever and blue-capped fluid reservoir
• Integrated brake light switch — green/blue/yellow spade wiring harness exits master cylinder body
• 39" (990mm) rubber hydraulic hose with high-pressure reinforcement
• Single-piston silver aluminum caliper with rubber-booted piston and banjo bolt hose fitting
• 44mm center-to-center caliper mounting bolt spacing — confirm before ordering
• Clamps to standard 7/8" (22mm) handlebars — no modification required
• No mirror mount on master cylinder reservoir (smooth Sport Style profile)

Specifications:

• Brand: Universal Parts
• SKU: 100-166 | MPN: 825
• Brake line length: 39" (approx. 990mm)
• Brake line type: Rubber hydraulic hose
• Caliper bolt hole spacing: 44mm center-to-center
• Handlebar clamp diameter: 7/8" (22mm)
• Caliper type: Single-piston
• Mirror mount: None
• Orientation: Front / right-hand side
• Brake light switch: Included (green/blue/yellow spade connectors)
• Made in China

Compatibility:

Tech tip: Before ordering, confirm your existing caliper’s mounting bolt-hole spacing is exactly 44mm center-to-center and your brake line matches the 39" specification.

• Complete pre-bled assembly — factory-pressurized, no bleeding required on installation
• Die-cast aluminum master cylinder with polished lever, blue-capped reservoir, and integrated brake light switch
• Integrated brake light switch — green/blue/yellow spade wiring harness exits master cylinder body
• 39" (990mm) rubber hydraulic hose with high-pressure reinforcement | Single-piston silver aluminum caliper with rubber-booted piston
• 44mm center-to-center caliper bolt spacing | 7/8" (22mm) handlebar clamp | No mirror mount | SKU: 100-166 | Made in China

Brand: Universal Parts | SKU: 100-166 | MPN: 825 | Brake line: 39" (990mm) rubber hydraulic hose | Caliper bolt spacing: 44mm C-to-C | Handlebar clamp: 7/8" (22mm) | Caliper: Single-piston | Brake light switch: Included | Mirror mount: None | Orientation: Front / RHS | Origin: China

GY6 Sport Style 125cc-150cc scooters with 44mm caliper bolt spacing | Baja SC150 | Roketa Cayman / Maui / Capri 150cc | JM Star Tomahawk II 125/150 | SUNL SL150-21B | Tank Sporty 150 / Viaggio 150 | Vento Phantom | X-Treme XM-150 | Qingqi / Jonway / Peace Sports / TaoTao Sport body variants | Front right-hand hydraulic disc brake position | Confirm 44mm caliper spacing before ordering