Volvo V40 Door Window Lifter Motor Regulator Front Left N/S 31276215 2921202

Volvo V40 Door Window Lifter Motor Regulator Front Left N/S is an original component from the Window regulators and motors group, designed for precise operation of the window in the front left door. It is a practical solution for users who want to restore the full functionality of the window lifting mechanism while maintaining factory assembly and performance standards.

Specifications and technical data

• SKU: 31276215
• Mark: Volvo
• Condition: Used
• OEM Part Number: 31276215
• Substitutable numbers: 31276215, 2921202
• Location on the vehicle: Front, Left
• Part type: Regulator & Motor Assembly
• Category: Window Motors & Regulators

Purpose and function of the window lifter

The presented window lifter is designed to operate in the front – left side of the vehicle, responsible for stable guidance and smooth lifting of the driver's window. The construction, adapted to the specific Volvo model, ensures proper positioning of the glass in the guides, which reduces the risk of misalignment, excessive play, or noise while driving. The component belongs to the system responsible for the comfortable operation of side windows – both in versions with manual controls and electric drives, depending on the vehicle configuration. Thanks to the preservation of factory assembly geometry, the lifter works with the original door mounts and the window without the need for modifications.

Compatibility and fit for Volvo

The window lifter was developed by the Volvo brand as a part intended for a specific mounting position in the body. This means that it:

• fits factory mounting points in the front left door,
• is adapted to the original shape and dimensions of the window,
• works with factory door equipment (seals, guides, upholstery). Such a fit reduces assembly time and minimizes the risk of operational problems after replacement, which is particularly important for repairs performed in workshop or service conditions.

Performance characteristics and assembly benefits

Replacing a faulty window lifter with an original dismantled part allows you to restore the proper operation of the mechanism without the need to use replacements with uncertain parameters. Key benefits include:

• maintaining the factory operating characteristics of the window – smooth lifting and lowering, without jerking,
• proper guidance of the window in the door plane, which reduces mechanical stress and wear of the seals,
• consistency with other window system components, including the lifter motor, if used. This type of lifter is particularly useful for repairs after mechanical failure (broken cables, damaged guides) or after a collision, when it is necessary to replace internal door components.

Part condition and use in repairs

The offered component comes from dismantling, which allows for an economical repair while maintaining the original build quality. This type of solution is often chosen by workshops specializing in the Volvo brand, as it allows for the installation of factory-origin parts at a more favorable price than a new component. The lifter will work well both for standard replacement of a damaged mechanism and for broader service work within the door – e.g., combined with lock repair, window replacement, or regeneration of the electrical system controlling the windows.

Repair completion and related components

When planning comprehensive maintenance of the window mechanism, it is worth paying attention to other elements from the Window regulators and motors group that may require parallel inspection or replacement. This allows you to reduce vehicle downtime and optimize labor costs. If you are interested in a broader approach to repairs using original dismantled parts – especially in the context of power units – the article on our blog may be helpful: comparison of popular TSI and TDI engines and their repair using original dismantled parts. You will find practical information there on how to effectively combine OEM quality with a reasonable service budget.