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Item #:
209441308
Erato WT21/7W 4257 Halogen Bulbs 12V 21W OEM Standard Replacement Rear Brake Tail Turn Signal Lights Long Life, 2 Packs
Item #:
209441308
GBP 16
Price Details
Price
GBP 16
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If Item price + shipping is below GBP 135, 20% VAT will be calculated on checkout, if it is equal or above GBP 135, no VAT will be charged. )
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WT21W halogen bulbs provide bright and consistent lighting performance, ensuring a longer service life compared to ordinary bulbs.
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What Stands Out
Long Life
These halogen bulbs are designed for longevity, ensuring fewer replacements and reduced maintenance costs, making them a reliable choice for vehicle lighting.
OEM Standard
Manufactured to meet OEM specifications, these bulbs ensure compatibility with most vehicles, providing a seamless fit and optimal performance for rear brake, tail, and turn signal lights.
Bright Illumination
Delivering powerful 21W light output, these bulbs enhance visibility and safety on the road, significantly improving driver awareness and reaction times during night driving and inclement weather.
Product Details
| Light Source Type | Halogen |
| Fit Type | Vehicle Specific Fit |
| Automotive Fit Type | Vehicle Specific Fit |
| Brand Name | Erato |
| Manufacturer Part Number | EUS-WT21 |
| Manufacturer | Erato |
| Model Number | EUS-WT21 |
| Unit Count | 1.0 Count |
| Included Components | Glove*1, Halogen Bulbs*2 |
| Brand | Erato |
| Country of Origin | This item will be imported from US |
| Item Weight | 0.3 lbs (140 grams) |
| Date First Available | January 17, 2026 |
Product Description
Erato WT21/7W 4257 Halogen Bulbs 12V 21W OEM Standard Replacement Rear Brake Tail Turn Signal Lights Long Life, 2 Packs
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Customer Questions & Answers
-
Question:
What vehicles are compatible with WT21/7W halogen bulbs?
Answer: They are compatible with 2021-2025 F150, 2022-2024 Maverick, and 2021-2024 Bronco models. -
Question:
How should I handle the bulbs during installation?
Answer: Always hold the plastic base and avoid touching the glass to prevent early failure from finger oils. -
Question:
Should I replace one bulb or both if one burns out?
Answer: For consistent brightness, it is recommended to replace both bulbs at the same time.
Erato Brake Lights EUS-WT21 Editorial Review
The Erato WT21/7W 4257 Halogen Bulbs are garnering a favorable reception among customers for their reliability and straightforward functionality. Ideal for various applications such as brake, tail, and turn signal lights, these bulbs meet OEM standards, ensuring a proper fit in multiple vehicle models. Users appreciate the easy installation process, which allows for quick replacements, making them a practical option for those needing immediate solutions. The brightness of the bulbs has been noted positively as they significantly outshine older replacements, providing a dependable light output. One unique feature that customers highlighted is the inclusion of a glove with the product, which helps prevent oil residue from hands contaminating the bulb during installation—an appreciated touch that reflects attention to detail in the product design. However, while the bulbs perform their intended tasks without any issues, many reviewers have pointed out that they are basic halogen replacements without any performance enhancements. Additionally, some users, although satisfied with their immediate function, noted that the lifespan of these halogen bulbs might not match that of LED alternatives. Overall, the Erato WT21/7W halogen bulbs deliver a satisfactory experience for those seeking straightforward, reliable replacements without the bells and whistles. **
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Pros
- OEM-standard replacement bulbs
- Fits WT21/7W applications correctly
- Easy, direct installation
- Works for brake, tail, and turn signal lights
- Convenient 2-pack
- Bright output compared to old bulbs
- Includes a glove for installation
Cons
- Very basic bulbs with no performance upgrade
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Jazz
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“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
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- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
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GBP 16
Excluding VAT : VAT will be calculated on the checkout page
Order now and get it around Saturday, September 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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Features & Benefits
- Compatible with multiple 12V vehicle models including F150 and Bronco.
- Designed as OEM replacements for brake, tail, and turn signal lights.
- Delivers bright and consistent lighting performance.
- Long lifespan due to argon gas filling during manufacturing.
- Caution: Replace both bulbs at the same time for matching brightness.
- Easy to install; just hold the plastic base and avoid touching the glass.
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