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Details
| Specification | Value |
|---|---|
| Brand | AUTOFREN SEINSA |
| MPN | d43509s |
| Fitting Position | Rear Axle |
| Diameter [mm] | 42 mm |
| Brake System | ATE |
| Version | PISTON KIT+GUIDEPINS |
OE numbers (18)
Search by this OE number to find compatible parts
- VAG—3Q0615423
- VAG—3Q0615423A
- VAG—3Q0615423C
- VAG—3Q0615423E
- VAG—3Q0615423ESL7
- VAG—3Q0615424
- VAG—3Q0615424A
- VAG—3Q0615424C
- VAG—3Q0615424E
- VAG—3Q0615424ESL7
- VAG—5Q0615423
- VAG—5Q0615424
- VAG—8V0615423A
- VAG—8V0615423B
- VAG—8V0615423E
- VAG—8V0615424A
- VAG—8V0615424B
- VAG—8V0615424E
Where this part fits
Original-fit position for OE 3Q0615423E. The red ring marks where this part installs on the vehicle.
What's in the kit
This kit ships with 2 factory-matched components. Each part below is supplied as part of the kit; click any linked MPN to view that component on its own.
| # | Part number | Component | Qty |
|---|---|---|---|
| 1 | D42588K | Repair Kit, brake caliper
| 1 |
| 2 | D7003C | Guide Sleeve Kit, brake caliper
| 1 |
About this product
AUTOFREN SEINSA Repair Kit Brake Caliper (D43509S) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Fitting Position: Rear Axle, Diameter [mm]: 42 mm, Brake System: ATE, Version: PISTON KIT+GUIDEPINS — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with ALFA ROMEO, AUDI, CUPRA, MERCEDES-BENZ and 4 other makes 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: 3Q0615423, 3Q0615423A, 3Q0615423C, 3Q0615423E and 16 more. Matching these numbers confirms a like-for-like replacement with no loss of function. AUTOFREN SEINSA is a recognised supplier of automotive braking 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.
Suitable cars
Equivalent products (2)
Repair Kit Brake Caliper AUTOFREN SEINSA D43509S — compatible car models
| Car models | ALFA ROMEO: GIULIA (952), STELVIO (949); AUDI: A3 (8P1), A3 (8V1, 8VK), A3 Convertible (8V7, 8VE), A3 Limousine (8VS, 8VM), A3 Sportback (8VA, 8VF), Q2 (GAB, GAG), Q3 (F3B), Q3 Sportback (F3N), TT (FV3, FVP), TT Roadster (FV9, FVR); CUPRA: ATECA (KH7, KHP, KBP); MERCEDES-BENZ: C-CLASS Convertible (A205), C-CLASS Coupe (C205), C-CLASS T-Model (S205), C-CLASS (W205); SEAT: LEON (5F1), LEON Hatchback Van (5F1), LEON SC (5F5), LEON ST (5F8), LEON ST Estate Van (5F8), TARRACO (KN2); SKODA: KODIAQ I (NS6, NS7, NV7), SUPERB III (3V3), SUPERB III Estate (3V5); VOLVO: S60 III (224), S90 II (234), V60 II (225), V90 II Cross Country (236) |
|---|---|
| Engines | 2.0 (952ABA25B); 2.0 Q4 (949.AXA2A); 1.6 TDI; 1.0 TFSI; 1.4 TFSI; SQ2 TFSI quattro; 2.5 RS TFSI quattro; 1.8 TFSI; 2.0 TSI 4Drive; C 180 (205.440); C 180 (205.340); C 160 (205.244); C 160 (205.044); 2.0 Cupra; 1.4 e-HYBRID (+5 more) |
| Year of manufacture | 2003-2024 |
| Manufacturer article number (MPN) | D43509S |
| OE part numbers | 3Q0615423, 3Q0615423A, 3Q0615423C, 3Q0615423E, 3Q0615423ESL7, 3Q0615424, 3Q0615424A, 3Q0615424C, 3Q0615424E, 3Q0615424ESL7, 5Q0615423, 5Q0615424, 8V0615423A, 8V0615423B, 8V0615423E, 8V0615424A, 8V0615424B, 8V0615424E |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
AUTOFREN SEINSA d43509s . Brake System: ATE. Diameter [mm]: 42 mm. Fitting Position: HA. Version: PISTON KIT+GUIDEPINS
- 1x Repair Kit Brake Caliper
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 Repair Kit Brake Caliper compatible with my car?
This Repair Kit Brake Caliper fits ALFA ROMEO, AUDI, CUPRA, MERCEDES-BENZ, SEAT and 3 more 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 AUTOFREN SEINSA Repair Kit Brake Caliper have?
This AUTOFREN SEINSA Repair Kit Brake Caliper has the following specifications: Fitting Position: HA; Diameter [mm]: 42 mm; Brake System: ATE; Version: PISTON KIT+GUIDEPINS. Check the full specifications table above for complete details.
What OE part numbers does this Repair Kit Brake Caliper replace?
This Repair Kit Brake Caliper replaces OE part numbers: 3Q0615423, 3Q0615423A, 3Q0615423C, 3Q0615423E, 3Q0615423ESL7, 3Q0615424, 3Q0615424A, 3Q0615424C and 10 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Repair Kit Brake Caliper cost?
This AUTOFREN SEINSA Repair Kit Brake Caliper is available for £44.99. Repair Kit Brake Caliper prices vary depending on brand, specifications, and vehicle compatibility. AUTOFREN SEINSA parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Repair Kit Brake Caliper?
Regular inspection of your Repair Kit Brake Caliper 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 Repair Kit Brake Caliper?
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 Repair Kit Brake Caliper fitted by a professional mechanic.
Can I use this part as a replacement for OE 3Q0615423?
Yes, this AUTOFREN SEINSA Repair Kit Brake Caliper is a direct replacement for OE part number 3Q0615423. 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.
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