Premium Old Chinese Zunchi Junjie Rear Brake System Sub-Pump Assembly
High-grade cast iron construction ensures durability and heat resistance under heavy braking pressure. Precision-machined pistons and seals deliver smooth, responsive braking with zero lag. OEM-standard corrosion-resistant coating prevents rust, extending lifespan in harsh weather or off-road conditions. Compatible with most mid-size SUVs and sedans (verify vehicle fitment). Direct factory pricing—no middlemen. Bulk discounts available for auto repair shops or resellers. Ships globally with airtight packaging to prevent transit damage. Upgrade aging brakes or stock your garage with this reliable, budget-friendly OEM replacement.