Genuine 17-12-7-596-840 BMW ATF Cooling Bypass Hose

The Genuine BMW 17-12-7-596-840 is an OEM ATF (Automatic Transmission Fluid) cooling bypass hose designed for the BMW cooling system. This hose serves a critical role in the automatic transmission fluid cooling circuit, routing fluid through the bypass circuit within the dual-cooler setup to help maintain proper transmission operating temperatures.

Key Features:

• Genuine OEM Part: Manufactured to the exact same standards as the original factory component — not an aftermarket substitute
• ATF Cooling Circuit: Specifically engineered for the automatic transmission fluid cooling bypass application
• Dual Cooler System: Designed for vehicles equipped with high-speed synchronization and dual cooler configurations
• Precision Fit: Molded to OEM specifications for a direct, leak-free installation with no modifications required
• Heat and Chemical Resistant: Constructed to withstand sustained exposure to high temperatures and transmission fluid
• OEM Warranty: Backed by BMW's standard manufacturer warranty on Genuine Original parts

Part Number: 17-12-7-596-840 (also referenced as 17127596840)

Replacing a worn or leaking ATF cooling hose promptly helps prevent transmission overheating and potential damage. Using a Genuine BMW part ensures proper fit and long-term reliability in the cooling and transmission fluid management system.