BMW E30/E34 Side Skirt Mounting Clips & Rocker Panel Trim Fasteners (20-Pack) – Exterior Molding Retainer with 9.1mm Grommet | Replaces Part No. 51711959929, 51711932996

Restore secure mounting of your BMW's exterior side skirt and rocker panel trim with these replacement mounting clips and retaining grommets, designed for compatible BMW exterior molding assemblies. Identified by original BMW references 51711959929 and 51711932996, these components are used in selected door sill, rocker panel, and wheel arch trim mounting arrangements.

BMW exterior side skirts and rocker panel covers depend on multiple mounting clips, grommets, and retaining fasteners to remain properly secured to the vehicle body. These small components help maintain the intended alignment of exterior trim panels while preventing unnecessary movement during normal driving.

Over time, original plastic mounting hardware can become brittle, damaged, loose, or missing. Clips may break during removal of an aging side skirt, while grommets can deteriorate or lose their ability to retain the corresponding fasteners. Damaged mounting hardware may contribute to loose trim, improper panel alignment, or gaps between the side skirt and body.

These replacement components are intended to restore the original fastening arrangement on compatible BMW applications. The 51711959929 retaining clip and 51711932996 mounting grommet perform different functions within applicable exterior trim assemblies and must be matched to their respective original mounting locations.

The retaining clip is primarily documented in BMW E30 and E34 side skirt applications. The green 9.1 mm grommet is used across a wider range of BMW vehicles, including selected E36, E46, E60, E61, E63, and other platforms. Their compatibility must therefore be verified individually rather than treating both components as universally interchangeable across every listed chassis.

Whether restoring an older BMW, repairing loose rocker panel trim, replacing broken mounting clips after bodywork, or completing a side skirt refurbishment, these replacement fasteners provide a practical solution for maintaining correctly secured exterior trim.

Key Features

• Factory-Style Mounting Hardware: Designed to replace corresponding original BMW exterior molding retaining components.

• BMW OE References: Associated with original part numbers 51711959929 and 51711932996.

• Side Skirt and Rocker Panel Applications: Used in compatible door sill, rocker cover, and exterior molding assemblies.

• Helps Secure Exterior Trim: Supports proper attachment of compatible side skirt and rocker panel components.

• Replacement for Broken Fasteners: Suitable for replacing missing, cracked, damaged, or deteriorated mounting hardware.

• Separate Clip and Grommet Functions: The retaining clip and mounting grommet serve different purposes in the original fastening arrangement.

• Broad Grommet Compatibility: The 9.1 mm grommet is cataloged across numerous BMW E-series platforms.

• Useful for Body Trim Restoration: Ideal for exterior molding repairs, restoration projects, and side skirt maintenance.

• Original-Style Fastening Concept: Intended to maintain the corresponding factory trim mounting configuration.

• Practical Exterior Hardware Replacement: Allows individual mounting components to be replaced without automatically requiring a complete side skirt assembly.

FITMENT / VEHICLE COMPATIBILITY

BMW 3 Series E30

Approximately 1984–1994, depending on model, body style, and market

• BMW 316 / 316i – Selected applications

• BMW 318i – Selected applications

• BMW 318is – Selected applications

• BMW 320i – Selected applications

• BMW 323i – Selected applications

• BMW 325 / 325e / 325es – Selected applications

• BMW 325i – Selected applications

• BMW 325is – Selected applications

• BMW 325ix – Selected applications

Fitment: BMW reference 51711959929 is documented in E30 exterior door sill and wheel arch mounting assemblies. Reference 51711932996 is also used in selected E30 exterior trim arrangements.

Both parts must be matched to their respective mounting locations.

BMW 5 Series E34

Approximately 1988–1995, depending on model and market

• BMW 520i – Selected applications

• BMW 525i – Selected applications

• BMW 530i – Selected applications

• BMW 535i – Selected applications

• BMW 540i – Selected applications

• BMW M5 – Selected applications

Fitment: BMW reference 51711959929 is documented for selected E34 rocker panel and exterior molding mounting applications.

The corresponding mounting grommet may also be used in compatible exterior trim assemblies.

BMW 3 Series E36

Approximately 1992–1999 in North American applications

• BMW 318i / 318is – Selected applications

• BMW 323i / 323is – Selected applications

• BMW 325i / 325is – Selected applications

• BMW 328i / 328is – Selected applications

• BMW M3 – Selected applications

Fitment: The 51711932996 grommet is cataloged for selected E36 applications. The 51711959929 clip should not be assumed compatible.

BMW 3 Series E46

Approximately 1999–2006, depending on body style

• BMW 323i / 323Ci – Selected applications

• BMW 325i / 325Ci / 325xi – Selected applications

• BMW 328i / 328Ci – Selected applications

• BMW 330i / 330Ci / 330xi – Selected applications

• BMW M3 – Selected applications

Fitment: The 51711932996 grommet is documented in selected E46 exterior trim assemblies.

The 51711959929 retaining clip is not established as a direct replacement for all E46 side skirt mounting clips.

BMW 5 Series E60 / E61

Approximately 2004–2010

• BMW 525i / 525xi – Selected applications

• BMW 528i / 528xi – Selected applications

• BMW 530i / 530xi – Selected applications

• BMW 535i / 535xi – Selected applications

• BMW 545i – Selected applications

• BMW 550i – Selected applications

• BMW M5 – Selected applications

Fitment: Selected E60 Sedan and E61 Touring exterior trim assemblies use BMW grommet reference 51711932996.

The retaining clip reference 51711959929 is not confirmed as a universal fit for these models.

BMW 6 Series E63 / E64

Approximately 2004–2010

• BMW 630i – Selected applications

• BMW 645Ci – Selected applications

• BMW 650i – Selected applications

• BMW M6 – Selected applications

Fitment: BMW reference 51711932996 is documented in selected 6 Series exterior trim assemblies.

Clip compatibility must be verified separately.

Additional BMW Grommet Applications

BMW part number 51711932996 also appears in selected exterior trim applications for:

• BMW E87 1 Series

• BMW E90 / E91 / E92 / E93 3 Series

• BMW E28 5 Series

• BMW E65 / E66 7 Series

• BMW F01 / F02 7 Series

• BMW E83 X3

• Selected additional BMW models

These are grommet applications only and do not establish compatibility for the 51711959929 retaining clip.

Engine Compatibility

Side skirt mounting hardware compatibility is determined by the exterior body configuration, trim package, and original mounting system rather than engine displacement.

Potential compatible vehicles include models equipped with:

• M10: Selected BMW E30 four-cylinder applications

• M20: Selected E30 and E34 inline-six applications

• M30: Selected E34 inline-six applications

• M40 / M42 / M43 / M44: Selected BMW 3 Series applications

• M50 / M52 / M52TU / M54: Selected E34, E36, and E46 applications

• M60 / M62: Selected BMW 5 Series applications

• N52 / N54 / N55: Selected later BMW applications using the corresponding grommet

• S14 / S38 / S50 / S52 / S54 / S65 / S85: Selected BMW M applications where the original mounting hardware matches

• Selected Diesel Engines: Applications depend on the vehicle's exterior trim configuration

Important: Engine compatibility does not independently establish side skirt clip or grommet fitment. Always verify the applicable original fastener reference.

OEM Part Numbers

Side Skirt / Rocker Panel Retaining Clip

• 51711959929

• 51 71 1 959 929

• 51-71-1-959-929

BMW Catalog Description: Clamp / Side Skirt Clip / Exterior Molding Retainer

Green Mounting Grommet

• 51711932996

• 51 71 1 932 996

• 51-71-1-932-996

BMW Catalog Description: Green Grommet, D = 9.1 mm

Earlier Grommet Reference

• 51711929329

• 51 71 1 929 329

Important: Part numbers 51711959929 and 51711932996 identify separate components. They are not replacements or supersessions of each other.

The earlier reference 51711929329 is associated with the grommet, not the side skirt retaining clip.

Product Specifications

• Product Name: Side Skirt Mounting Clips and Rocker Panel Trim Fasteners

• Product Type: Exterior Molding Retaining Hardware

• Vehicle Manufacturer: BMW

• Primary Clip Reference: 51711959929

• Mounting Grommet Reference: 51711932996

• Earlier Grommet Reference: 51711929329

• Primary Clip Applications: Selected BMW E30 and E34 Exterior Trim Assemblies

• Additional Grommet Applications: Selected BMW E30, E34, E36, E46, E60, E61, E63, and Other Compatible Platforms

• Installation Location: Side Skirt / Rocker Panel / Door Sill Exterior Trim

• Clip Function: Retains Compatible Exterior Molding Components

• Grommet Function: Provides the Corresponding Mounting Interface for Compatible Fasteners

• Grommet Nominal Diameter: 9.1 mm

• Grommet Color: Green for OEM Reference 51711932996

• Material: Automotive Plastic

• Exact Polymer Grade: Supplier Verification Required

• Clip Color: Verify Actual Product

• Mounting Configuration: Original-Style Exterior Trim Retention

• Installation Type: Mechanical Fastener Replacement

• Welding Required: No for Normal Clip/Grommet Replacement

• Electronic Components: None

• Electronic Programming Required: No

• Primary Purpose: Secure Exterior Side Skirts and Rocker Panel Trim

• Product Category: Aftermarket Exterior Body Trim Hardware

Package Contents: Confirm the actual quantity of retaining clips and whether the 9.1 mm grommets are included.

If the product contains only 51711959929-style clips, do not advertise 51711932996 grommets as included. If it contains only grommets, the product title and description should be revised accordingly.

Compatibility Notes

• Two Distinct Components: BMW references 51711959929 and 51711932996 identify different fastening components.

• Not Interchangeable: The retaining clip cannot be substituted directly for the mounting grommet.

• Primary Retaining Clip Reference: 51711959929.

• Primary Grommet Reference: 51711932996.

• Earlier Grommet Number: 51711929329 is associated with the 9.1 mm grommet's catalog history.

• BMW E30: The 51711959929 clip is documented in selected E30 side skirt and door sill trim assemblies.

• BMW E34: The 51711959929 clip is also cataloged for selected E34 exterior molding applications.

• BMW E36: Grommet compatibility is documented, but retaining clip compatibility must be verified separately.

• BMW E46: The grommet is used in selected exterior trim applications. Do not assume 51711959929 is the correct E46 side skirt clip.

• BMW E60/E61: Selected exterior trim assemblies use the corresponding grommet, not necessarily the same retaining clip.

• BMW E63/E64: Selected 6 Series models use the 9.1 mm grommet.

• BMW E87: Grommet compatibility is documented for selected 1 Series applications.

• BMW E90/E91/E92/E93: Selected 3 Series applications use the grommet reference.

• BMW E65/E66: Selected 7 Series applications use the corresponding grommet.

• BMW E83 X3: The grommet appears in selected X3 exterior trim applications.

• Body Style Differences: Sedan, Coupe, Convertible, Touring, and other body styles may use different rocker panel mounting arrangements.

• Factory Side Skirts: Confirm the original fastener reference for the vehicle's factory trim package.

• M-Technic and M Sport Trim: Performance appearance packages may use different mounting hardware or additional fasteners.

• BMW M Models: M-specific side skirts may have unique mounting points and must be verified individually.

• Aftermarket Side Skirts: Custom fiberglass, carbon fiber, or aftermarket ABS side skirts may not use original BMW mounting hardware.

• Clip Shape: The retaining clip must match the original mounting slot and side skirt attachment point.

• Grommet Diameter: The 9.1 mm designation refers to the BMW grommet specification, not necessarily every dimension of the mating clip.

• Mounting Hole Condition: Enlarged or damaged body mounting holes may prevent secure retention.

• Broken Original Clips: Broken clips should be removed carefully to prevent loose fragments from interfering with trim installation.

• Missing Grommets: A retaining clip may not secure correctly if its corresponding mounting grommet is missing.

• Damaged Side Skirt Tabs: Replacement clips cannot repair broken tabs molded into the side skirt itself.

• Existing Body Damage: Bent mounting points or damaged rocker panels may affect fitment.

• Previous Collision Repairs: Repaired rocker panels may have altered mounting hole locations.

• Painted Body Panels: Avoid damaging surrounding paint when handling exterior molding hardware.

• Plastic Aging: Original plastic clips can become brittle after prolonged exposure to heat, cold, and environmental conditions.

• Corrosion: Check the mounting area for corrosion or damaged bodywork when replacing fastening hardware.

• Not a Complete Side Skirt Kit: Side skirts, rocker panels, exterior molding covers, and mounting brackets are not automatically included.

• Mounting Hardware Quantity: Different vehicles may require different numbers of clips and grommets.

• Left and Right Applications: Hardware quantity and location may differ between the two sides of the vehicle.

• Color Differences: The original grommet is cataloged as green. The retaining clip may have a different appearance or material.

• Material Grade: Do not advertise a specific plastic formulation without manufacturer confirmation.

• Universal Fitment Exclusion: Neither part should be treated as a universal BMW side skirt fastening solution.

• No Electronic Programming: These components are mechanical exterior trim fasteners.

• No Structural Reinforcement: Mounting clips secure trim and do not strengthen the vehicle's rocker panel structure.

• Not Genuine BMW: These are aftermarket replacement components unless their manufacturing origin is verified.

• VIN and Original Part Verification: Confirm the required clip and grommet numbers using the applicable BMW parts diagram before ordering.

Restore Secure Side Skirt and Rocker Panel Mounting

Small exterior mounting components play an important role in keeping BMW side skirts and rocker panel trim properly positioned. Missing or damaged clips can allow trim to loosen, shift, or develop unwanted gaps, affecting the vehicle's overall exterior appearance.

These replacement side skirt retaining clips and mounting grommets provide a practical solution for restoring compatible original fastening arrangements. Whether working on a classic BMW E30, maintaining an E34, or replacing a separately applicable mounting grommet on a later BMW model, selecting the correct hardware helps preserve the intended trim fit and alignment.

For BMW owners completing exterior restoration, side skirt repairs, or routine body trim maintenance, these replacement mounting components offer a convenient way to address worn or missing fasteners without replacing otherwise usable exterior panels.

Please refer to the “Fitment” section in the product description for compatibility details.