Keystone BM1550103 Rear Left Power Window Regulator Without Motor

The Keystone BM1550103 is a new, OEM-style replacement rear left (driver side rear) power window regulator designed for the BMW X5 (E53, 2000–2006). This regulator restores smooth, reliable window operation and is engineered to match original equipment fit and function without the need for modification during installation.

This unit is supplied without a motor, making it the ideal solution when the regulator mechanism itself has failed while the existing motor remains functional. Simply transfer your original motor to the new regulator assembly for a cost-effective repair.

Key Features:

• Direct OEM-style replacement for the rear left power window regulator
• Supplied without motor — allows reuse of existing motor
• New construction — not remanufactured or rebuilt
• Engineered for precise fit and trouble-free installation
• Restores factory window operation and performance

Part Numbers & Cross-References:

• Keystone Part Number: BM1550103
• OEM Cross-Reference: 51357125059

Keystone Automotive Industries is a trusted supplier of collision repair and OEM-style replacement parts, ensuring quality and reliability for professional installers and DIY enthusiasts alike.