1-Pack Brass Coolant Expansion Tank Bleeder Screw, Upgrade for BMW E46 E90 E39 E36 X3 X5 Z3 Z4, Replaces OEM Part 17111712788, Prevents Stripping &

SUPERIOR BRASS UPGRADE - PERMANENT SOLUTION: Stop replacing the cheap plastic OEM screw that constantly strips and fails. Our bleeder screw is CNC machined from solid billet brass for maximum durability. GUARANTEED FITMENT FOR 40+ BMW MODELS: Direct replacement for OEM part number 17111712788, 17110141325, and 11537793373. Perfectly fits a wide range of BMWs including 3-Series (E30, E36, E46, E90), 5-Series (E34, E39, E60), 7-Series, X3, X5, Z3, Z4, and Mini Cooper. LEAK-PROOF SEAL - PROTECT YOUR ENGINE: Features a high-quality, pre-installed EPDM rubber O-ring that provides a perfect, leak-proof seal for your cooling system. Prevents dangerous coolant leaks that can lead to engine overheating and catastrophic failure. The precision-engineered M10x1.5 threads ensure a secure and snug fit every time. EASY 5-MINUTE INSTALLATION: Designed for a hassle-free, DIY-friendly installation. The cross-slot head design allows for easy removal and tightening with a standard flathead screwdriver, just like the original part. No special tools required. WHAT YOU GET - 1 PACK VALUE: Each package includes one (1) solid brass bleeder screws and one (1) pre-installed EPDM O-rings. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom’s policies and EU Product Safety and Compliance laws.

Manufacturer: ‎Zenymb Brand: ‎Zenymb Model: ‎Radiator Coolant Expansion Tank Bleeder Screw Item Weight: ‎0.317 ounces Package Dimensions: ‎6.5 x 2.32 x 0.47 inches Item model number: ‎1670947 Exterior: ‎brass Manufacturer Part Number: ‎Zyb-1670947 Date First Available: February 20, 2026