Jaronx Toyota Highlander Mirror Triangle Base Cover — Right Passenger-Side 2020–2024, OEM-fit ABS

Jaronx Mirror Triangle Base Cover replaces the right passenger-side lower mirror housing for Toyota Highlander models 2020–2024, restoring fit and protecting internal wiring without replacing the whole mirror assembly.

If the plastic triangular trim at the base of your Highlander’s passenger-side mirror is cracked, missing, or loose, this Jaronx replacement cover provides a direct-fit, durable repair option. Crafted from high-quality ABS, the part matches the original mirror base shape and mounting points so installation is straightforward and the appearance is factory-like. This product is tailored to standard Highlander models from 2020 through 2024 and is not compatible with the Grand Highlander.

Will this cover fit my Toyota Highlander 2020–2024?

Yes — this replacement is designed specifically for Toyota Highlander model years 2020, 2021, 2022, 2023, and 2024 and replaces part number 8791B-0E370. It replicates the OEM mounting holes and contours so it aligns with the existing mirror housing.

• Made to OEM dimensions for right passenger-side mirror base
• Replaces part 8791B-0E370
• Fits Highlander 2020–2024 (standard Highlander only)
• Not compatible with Grand Highlander models

How durable is the Jaronx triangle base cover?

Constructed from premium ABS plastic, the cover resists water, scratches, and heat, helping it withstand road conditions and daily exposure. The material resists yellowing and aging, so the repair remains discreet and long-lasting compared with brittle factory pieces.

• Waterproof and scratch-resistant ABS construction
• High temperature resistance reduces warping in sunlight
• Engineered to resist aging and discoloration
• Snug fit reduces chance of falling off during driving

Is installation difficult and what comes in the package?

Installation is straightforward because the cover uses the original hole positions and clip locations — no special tools are required for most jobs. The package contains one right passenger-door mirror triangle base cover ready to swap into the existing mirror assembly.

• Matches original mounting points for plug-and-play fit
• Usually installed with basic hand tools or trim pry tool
• Includes 1× right passenger-side mirror triangle base cover
• No mirror replacement needed, saving time and cost

What practical benefits will I see after replacing the cover?

Replacing a damaged or missing triangle cover restores the mirror’s visual finish and protects the wiring and mirror base from moisture and debris. It also prevents further deterioration of the mirror assembly and can avoid more expensive repairs down the road.

• Restores vehicle appearance to factory look
• Protects internal mirror wiring from the elements
• Prevents additional component wear and loosening
• Cost-effective alternative to complete mirror replacement

Who this is for: Toyota Highlander owners (2020–2024 standard models) who need a reliable, OEM-style replacement for a damaged or missing right passenger-side mirror triangle base. It’s ideal for DIYers and technicians looking to fix cosmetic or protective mirror components quickly, without replacing the full mirror assembly. Note: do not purchase for Grand Highlander models.