TOYOTA 52161-16010 Rear Bumper Retainer Clip

The Toyota 52161-16010 (alternative part number: 52161-02030) is a premium-quality bumper retainer clip manufactured to factory OEM specifications ("PIECE, RR BUMPER"). This fastener is specifically engineered to provide secure, stable, and vibration-free mounting for vehicle body components, particularly the rear bumper, fender liners, and underbody splash shields.

Technical Characteristics & Specifications:

• Type: Push-type expanding retainer clip
• Material: High-grade, high-tensile, and aging-resistant black plastic (polyamide/nylon) resistant to environmental exposure, UV radiation, and temperature fluctuations.
• Color: Black
• Mounting Position: Primarily at rear bumper mounting points, but also suitable for wheel arch liners, engine splash shields, and various trim panels.
• OEM / Superseding Part Numbers: TOYOTA 52161-16010, 52161-02030

Function & Importance:

Bumper retainer clips play a vital role in securing aerodynamic and exterior trim components. They ensure that the bumper fits snugly against the body structure, preventing wind-induced vibration, rattling, and component displacement at higher speeds. Utilizing an expanding sleeve mechanism, pushing the center pin spreads the body inside the mounting hole, creating an exceptionally strong and durable retention.

Signs of Wear and Failure:

• Material Fatigue & Brittleness: Over time, exposure to temperature fluctuations and UV radiation causes the plastic to lose elasticity, leading to cracking or breakage.
• Damage During Disassembly: During body repair work or bumper removal, retainer clips frequently snap or deform; replacement with new clips is strongly recommended whenever panels are disassembled.
• Loose Fitment: If clips become loose or go missing, the bumper or inner fender liner can shift, rattle, or make contact with the tires, creating a potential road hazard.