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Details
| Specification | Value |
|---|---|
| Brand | 3RG |
| Width [mm] | 29 mm |
| Weight [kg] | 0,193 kg |
| Outer Diameter [mm] | 56 mm |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- VAG—038121011A
- VAG—038121011AX
- VAG—38121011
Where this part fits
Original-fit position for OE 038121011A. The red ring marks where this part installs on the vehicle.

About this product
3RG Belt Pulley Water Pump (13736) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Number of Teeth: Synthetic, Width [mm]: 29 mm, Weight [kg]: 0, 193 kg, Outer Diameter [mm]: 56 mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, SEAT, SKODA, VW 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: 038121011A, 038121011AX, 07.19.083, 10731 and 42 more. Matching these numbers confirms a like-for-like replacement with no loss of function. 3RG is a recognised supplier of automotive engine timing 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 (43)
Show all 43 OE numbers
Belt Pulley Water Pump 3RG 13736 — compatible car models
| Car models | AUDI: A3 (8L1); SEAT: CORDOBA (6K1, 6K2), CORDOBA Vario (6K5), IBIZA II (6K1), INCA (6K9), LEON (1M1), TOLEDO II (1M2); SKODA: OCTAVIA I (1U2), OCTAVIA I Combi (1U5); VW: BORA I (1J2), BORA Variant (1J6), CADDY II Box Body/MPV (9K9A), CADDY II MPV (9K9B), GOLF IV (1J1), GOLF IV Variant (1J5), NEW BEETLE (9C1, 1C1), POLO III CLASSIC (6V2), POLO Variant (6V5) |
|---|---|
| Engines | 1.9 TDI; 1.9 SDI; 110 1.9 TDI |
| Year of manufacture | 1993-2013 |
| Manufacturer article number (MPN) | 13736 |
| OE part numbers | 038121011A, 038121011AX, 38121011 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
3RG 13736 . Number of Teeth: 19. Outer Diameter [mm]: 56 mm. Weight [kg]: 0,193 kg. Width [mm]: 29 mm
- 1x Belt Pulley Water Pump
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 Belt Pulley Water Pump compatible with my car?
This Belt Pulley Water Pump fits AUDI, SEAT, SKODA, VW 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 Belt Pulley Water Pump have?
This 3RG Belt Pulley Water Pump has the following specifications: Number of Teeth: 19; Width [mm]: 29 mm; Weight [kg]: 0,193 kg; Outer Diameter [mm]: 56 mm. Check the full specifications table above for complete details.
What OE part numbers does this Belt Pulley Water Pump replace?
This Belt Pulley Water Pump replaces OE part numbers: 038121011A, 038121011AX, 38121011. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Belt Pulley Water Pump cost?
This 3RG Belt Pulley Water Pump is available for £8.99. Belt Pulley Water Pump 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 Belt Pulley Water Pump?
Regular inspection of your Belt Pulley Water Pump 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 Belt Pulley Water Pump?
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 Belt Pulley Water Pump fitted by a professional mechanic.
Can I use this part as a replacement for OE 038121011A?
Yes, this 3RG Belt Pulley Water Pump is a direct replacement for OE part number 038121011A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.