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Details
| Specification | Value |
|---|---|
| Brand | OPTIMAL |
| MPN | aq-1053 |
OE numbers (1)
Search by this OE number to find compatible parts
- AUDI—037 121 013 A
Where this part fits
Original-fit position for OE 037121013A.
About this product
OPTIMAL Housing Water Pump (AQ-1053) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Housing Type: 30, Supplementary Article/Supplementary Info: 98, Number of connectors: Aluminium, Number of Gaskets/Seals/Seal Rings: Cast Iron — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, 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: 037 121 013 A, 980151G, A173, IDP0324 and 1 more. Matching these numbers confirms a like-for-like replacement with no loss of function. OPTIMAL 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 with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
About OPTIMAL
OPTIMAL, founded in Germany, is a well-regarded aftermarket brand specialising in steering, suspension, and wheel bearing components. OPTIMAL produces ball joints, tie rod ends, control arm bushings, wheel bearings, and stabiliser links for European, Asian, and American vehicle applications. Manufactured to stringent quality standards with comprehensive testing protocols, OPTIMAL parts deliver OE-matching fit and performance. Known for excellent value and wide vehicle coverage, OPTIMAL is a popular choice among professional workshops across Europe.
Suitable cars
Equivalent products (4)
Housing Water Pump OPTIMAL AQ-1053 — compatible car models
| Car models | AUDI: 100 C1 Saloon (801, 803, 805, 807, 811, 813, F104), 100 C2 Avant (435, 436), 100 C2 Saloon (431, 433, 434), 80 B1 Saloon (80, 82), 80 B2 Saloon (811, 813, 814, 819, 853), COUPE B2 (81, 855, 856); VW: GOLF I (17), GOLF I Cabriolet (155), JETTA I (16), PASSAT B1 (32), PASSAT B1 Variant (33), PASSAT B2 (32B), PASSAT B2 Variant (33B), SCIROCCO (53), SCIROCCO (53B), TRANSPORTER T3 Bus (25) (+2 more) |
|---|---|
| Engines | 1.6; 1.6 D; 1.5; 1.5 D; 1.3 |
| Year of manufacture | 1968-2003 |
| Manufacturer article number (MPN) | AQ-1053 |
| OE part numbers | 037 121 013 A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
OPTIMAL aq-1053 . Housing Type: 30. Number of connectors: 2. Number of Gaskets/Seals/Seal Rings: 3. Supplementary Article/Supplementary Info: 98
- 1x Housing Water Pump
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- 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 Housing Water Pump compatible with my car?
This Housing Water Pump fits AUDI, 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 OPTIMAL Housing Water Pump have?
This OPTIMAL Housing Water Pump has the following specifications: Housing Type: 30; Supplementary Article/Supplementary Info: 98; Number of connectors: 2; Number of Gaskets/Seals/Seal Rings: 3. Check the full specifications table above for complete details.
What OE part numbers does this Housing Water Pump replace?
This Housing Water Pump replaces OE part numbers: 037 121 013 A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Housing Water Pump cost?
Housing Water Pump prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this OPTIMAL Housing Water Pump. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Housing Water Pump?
Regular inspection of your Housing 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 Housing 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 Housing Water Pump fitted by a professional mechanic.
Can I use this part as a replacement for OE 037 121 013 A?
Yes, this OPTIMAL Housing Water Pump is a direct replacement for OE part number 037 121 013 A. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
