Volkswagen Caddy Brake Discs: Specs, Fitment & Wear Symptoms

On the Caddy, VW's own OEM discs have a documented reputation for corroding faster than quality aftermarket alternatives — including a real refund one owner won after head office intervention.

Illustration for editorial purposes

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OEM Part Number: 357698151

Genuinely worth knowing: Caddy owners have directly reported struggling with the sheer number of disc size variants available for the same van when ordering online — the recurring, genuine advice from experienced owners is that physically measuring your existing front and rear discs remains the single most reliable way to get it right first time.

PR code 1ZA (confirmed via UK VW forum)	VW OEM: 1K0 615 301 AA — 312mm diameter, 25mm thickness
Front brake discs and pads, alternative genuine cross-reference	OEM: 357 615 115A/B, 357698151, 437698151, 440615116A, 443698151M, 8A0698151B/C, 8D0698151 — 256mm diameter
2.0 TDI (140bhp) Mk3, rear discs	272mm diameter, solid, 10mm thickness, 8mm minimum

Confirmed: A Genuinely Widespread, Well-Documented VW Corrosion Pattern — Volkswagen Caddy Brake Discs

Across VAG owner forums, one theme repeats with remarkable consistency: VW's own-brand OEM brake discs have a documented reputation for corroding and pitting considerably faster than quality aftermarket alternatives, particularly on the rear axle. Multiple owners who've switched to reputable aftermarket brands (Pagid and Napa Proformer both specifically mentioned) report the corrosion problem disappearing entirely after fitting, suggesting this is genuinely more about VW's chosen disc material and coating than an inevitable characteristic of the car itself.

A genuine reason rear discs corrode faster, worth understanding: rear brakes generally do less work than the fronts, and cars fitted with adaptive cruise control (which can apply light rear-biased braking automatically) or a hybrid/plug-in hybrid drivetrain (where regenerative braking reduces how often the friction brakes are used at all) make this worse still. A genuinely useful trick some owners use: deliberately braking a little harder than usual for a week or two, including using speed bumps as an opportunity, can clean up light surface corrosion before it becomes a genuine problem.

It's worth knowing dealers frequently treat corrosion-related disc replacement as chargeable "wear and tear" excluded from warranty or maintenance plans, even on cars just a couple of years old with low mileage — but this isn't always the final word. Real cases exist of owners successfully obtaining a refund after VW head office intervened following a formal written complaint, when a local dealer initially refused to honour a maintenance plan covering brake repairs. If you believe corrosion this early genuinely reflects a material issue rather than ordinary wear, escalating in writing to VW customer services is a genuinely worthwhile step before accepting the dealer's first answer.

Volkswagen Caddy Brake Discs: The Part That Pads Depend On

On the Volkswagen Caddy, it's a paired system: let either one wear too far and the other suffers for it, which is why so many "just a pad change" jobs end up including discs once a mechanic actually looks.

Volkswagen Caddy Brake Discs reference plate

Before you buy: disc size and design vary by trim, engine size and whether your car has the standard or "sport" brake package. Always confirm against your VIN before ordering.

Volkswagen Caddy 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 Caddy typically use bigger discs than standard versions to handle the additional heat generated by more aggressive braking.

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Volkswagen Caddy 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 Volkswagen Brake Discs

The same part, covered across other Volkswagen models.