TYC 1-17923 Starter

Reliable Starter for BMW 545i, 550i, 645Ci, 650i, 750i, 750Li, and X5

The TYC 1-17923 starter is engineered to deliver consistent performance for select BMW models. Designed with a permanent magnet gear (Pmgr) configuration and a 1.7 kW energy output, this starter ensures efficient engine cranking and reliable starts.

• Permanent magnet gear (Pmgr) configuration for improved efficiency
• Energy output of 1.7 kW to support optimal engine starting
• Clockwise (Cw) rotation direction compatible with specified BMW engines
• OE manufacturer: Bosch (Bo) quality standards
• Compatible with BMW 545i, 550i, 645Ci, 650i, 750i, 750Li, and X5 models

Technical Details and Performance

This TYC starter, part number 1-17923, features a permanent magnet gear design that reduces weight and improves electrical efficiency compared to traditional starters. With a 1.7 kW energy output, it provides sufficient torque to crank engines reliably under various conditions. The clockwise rotation direction matches the OEM specifications for the listed BMW models, ensuring proper engagement and operation. Manufactured to Bosch (Bo) OE standards, this starter meets rigorous quality and durability requirements.

Compatible BMW Models and Applications

This starter is specifically designed for use in the following BMW vehicles: 545i, 550i, 645Ci, 650i, 750i, 750Li, and X5. It is ideal for owners or technicians seeking a replacement starter that matches original equipment specifications for these models.

• Resolves engine cranking failure or slow starts
• Addresses intermittent starter engagement issues
• Replaces worn or damaged starters to restore reliable starting
• Eliminates starter noise caused by faulty internal components
• Improves starting performance in cold or high-demand conditions

Installation Notes and Tips

When installing the TYC 1-17923 starter, ensure the vehicle battery is fully charged and disconnected before beginning work. Verify the clockwise rotation direction matches the engine requirements. Properly torque mounting bolts to manufacturer specifications and check electrical connections for corrosion or damage. Testing the starter after installation is recommended to confirm correct operation.

Quality Assurance and Warranty

TYC starters are manufactured to meet or exceed OE standards, with quality controls aligned to Bosch specifications. While specific warranty details are not provided here, TYC products typically include a limited warranty covering defects in materials and workmanship. Consult product documentation or the supplier for exact warranty terms.