Volvo V40 Brake Discs: Specs, Fitment & Wear Symptoms
On the V40, a whole-car vibration under braking has genuinely survived multiple warranty claims across several related Volvo models.
Illustration for editorial purposes
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OEM Part Number: 31341644 (genuine front disc — confirm via VIN) — aftermarket front discs Brembo 09.A905.11 / Bosch 0 986 479 701
| Front brake discs (aftermarket) | Brembo 09.A905.11 (278 x 25 mm, vented, 5 holes, coated high-carbon, min 23 mm, 100 Nm); Delphi BG3868C (278 x 25 mm, vented, 5 holes, coated, R90); Bosch 0 986 479 701 (300 x 25 mm, vented, 5 holes, coated high-carbon, min 23 mm, ECE-R90); ATE 24.0125-0162.1 (300 x 25 mm, vented, 5 holes, coated high-carbon, min 23 mm); TRW DF4424 (300 x 25 mm, vented, 5 holes, painted high-carbon, min 23 mm); Brembo 09.C138.11 (300 x 25 mm, vented, 5 holes, coated, min 23 mm); Brembo 09.A728.11 (320 x 25 mm, vented, 5 holes, coated high-carbon, min 23 mm, 130 Nm); ATE 24.0125-0197.1 (320 x 25 mm, vented, 5 holes, coated high-carbon, min 23 mm) |
|---|---|
| Disc sizes & variants | Three front sizes, all 25 mm thick on a 5 x 108 mm pattern with 63.6 mm centre bore: 278 mm (15-inch brakes) on the D2 and T2; 300 mm (16-inch brakes) on the D3, D4 and T3/T4; 320 mm (17-inch brakes) on the T5, D4 190 and Cross Country/R-Design cars. |
| Genuine (OE) numbers quoted | 31341644 (genuine front disc number for this model — confirm via VIN, as several disc sizes exist) |
| Fitment notes | Minimum thickness 23 mm on all three sizes. ATE 24.0325-0162.1 is the PowerDisc grooved version of the 300 mm disc. The 280 x 11 mm solid discs are rears. Ridex 82B0105 and Stark SKBD-0020107 carry a "usable to 2016/11" limit. |
Volvo V40 Brake Discs: The Part That Pads Depend On
On the Volvo V40, these two components wear together, and letting one go too long accelerates wear on the other, which is why a simple pad swap so often reveals discs that need replacing at the same time.
Volvo V40 Brake Discs: Watch: Replacing It
Pads and rotors.
Volvo V40 Brake Discs: What They Do
Brake discs provide the surface the brake pads clamp against to slow the car, converting momentum into heat through friction. Larger, sportier trims of the V40 typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.
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A Genuinely Useful Piece of Context Worth Knowing About Volvo's Brake History — Volvo V40 Brake Discs
If you're facing a vibration under braking, this is genuinely worth knowing: documented cases across several Volvo models, particularly the XC90, XC60, and S60, describe a strong vibration that persisted through multiple warranty claims, including brakes, engine mounts, and even the propeller shaft.
It's also worth knowing a practical, free technique worth trying: accelerating to around 70mph on a clear road and braking firmly a few times can help burn off minor deposits mimicking genuine warping.
Volvo V40 Brake Discs: Wear Symptoms, DIY Difficulty & Aftermarket Advice
These are the same regardless of make or model — see our full Brake Discs Guide for warning signs to watch for, confirming fitment against your VIN, and choosing a reliable aftermarket disc.
More Volvo Brake Discs
The same part, covered across other Volvo models.