H4 bulb to fit John Deere 6M, 6R, 8000 and 8R Series, replaces 57M7166
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In stock
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Order before 3pm for same-day dispatch
UK mainland delivery is usually 1 to 2 working days after dispatch - UK mainland delivery £3.00 ex VAT, free on orders over £75 inc VAT. Surcharge postcodes and international
In stock
- 30-day returns
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- Call 01522 440522, Mon to Fri, 9am to 5pm
- Technology
- Halogen
About this standard halogen
H4 bulb is a standard halogen. The light source is Halogen.
It is listed as a replacement part for John Deere machines, sold as a single unit unless the specification states a pack quantity. Check the part number against the lamp on the machine before ordering.
The Agri Lighting part number is A25-000132 (previously PT44-1141).
John Deere is named to show which machines this part fits. It is supplied as a replacement part, and Agri Lighting is not affiliated with John Deere.
- OEM Reference 57M7166 Designed as a direct replacement for John Deere headlight applications.
- H4 Dual-Filament Design 60/55W output supports both main beam and dipped beam.
- Bright & Reliable Illumination Halogen technology ensures clear, consistent lighting.
- Standard P43t Base Allows quick and easy installation in compatible headlights.
- Wide Cross-Reference Compatibility Interchangeable with multiple equivalent H4 bulb numbers.
The John Deere Light Bulb 57M7166 is a high-quality H4 halogen headlight bulb designed to deliver strong, reliable illumination for tractor headlights. Operating at 12 volts with a dual output of 60/55 watts, this bulb provides both main beam and dipped beam functionality, ensuring safe visibility in road and field conditions.
Featuring a P43t base and clear halogen construction, the bulb offers consistent light output, long service life, and straightforward installation. Manufactured to OEM-style specifications, it is commonly used across John Deere headlight systems and is ideal for routine maintenance or replacement.
Suitable as a direct replacement for OEM part number 57M7166, this bulb is a dependable choice for maintaining lighting performance on John Deere machinery.
Specifications
| Technology | Halogen |
|---|---|
| Weight | 20 g |
| Part number | A25-000132 |
Part numbers
Our part number for this item is A25-000132. It was previously listed as PT44-1141, and either number finds it in the search.
Delivery and returns
Items in stock are dispatched the same day from our Lincolnshire warehouse when ordered before 3pm on a working day, with tracking sent by email. UK mainland delivery for this item is £3.00 ex VAT, and it is free on orders over £75 inc VAT. Highlands, islands and other surcharge postcodes are priced at checkout, and international delivery is priced by zone.
Unused items in their original packaging can be returned within 30 days of delivery; you pay the return postage and there is no restocking fee on stock items. Every part carries a 12-month warranty, and for a faulty or incorrectly supplied item we send a prepaid return label and replace or refund it. Full details are on the delivery and returns page.




