- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | 3RG |
| Opening Temperature [°C] | 91 °C |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- MINI—11531486703
- MINI—11537596787
- MINI—11537829960
Where this part fits
Original-fit position for OE 11537829960. The red ring marks where this part installs on the vehicle.
About this product
When thermostat coolant performance matters, the 3RG 80139 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Opening Temperature [°C]: 91 °C. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Compatible with MINI vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 11025064, 11531486703, 11537596787, 11537829960 and 6 more. Matching these numbers confirms a like-for-like replacement with no loss of function. 3RG is a recognised supplier of automotive replacement components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (7)
Thermostat Coolant 3RG 80139 — compatible car models
| Car models | MINI: MINI Convertible (R52), MINI (R50, R53) |
|---|---|
| Engines | Cooper |
| Year of manufacture | 2001-2008 |
| Manufacturer article number (MPN) | 80139 |
| OE part numbers | 11531486703, 11537596787, 11537829960 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
3RG 80139 . Opening Temperature [°C]: 91 °C
- 1x Thermostat Coolant
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Thermostat Coolant compatible with my car?
This Thermostat Coolant fits MINI vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this 3RG Thermostat Coolant have?
This 3RG Thermostat Coolant has the following specifications: Opening Temperature [°C]: 91 °C. Check the full specifications table above for complete details.
What OE part numbers does this Thermostat Coolant replace?
This Thermostat Coolant replaces OE part numbers: 11531486703, 11537596787, 11537829960. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Thermostat Coolant cost?
This 3RG Thermostat Coolant is available for £41.99. Thermostat Coolant prices vary depending on brand, specifications, and vehicle compatibility. 3RG parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Thermostat Coolant?
Regular inspection of your Thermostat Coolant is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Thermostat Coolant?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Thermostat Coolant fitted by a professional mechanic.
Can I use this part as a replacement for OE 11531486703?
Yes, this 3RG Thermostat Coolant is a direct replacement for OE part number 11531486703. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the 3RG 80139 the same as the 3RG 80138?
No, while both are Thermostat Coolant parts, they are different products. The 3RG 80139 has Opening Temperature [°C]: 91 °C. The 3RG 80138 may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
