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Case Study: Brake Disc Supply for an e-commerce seller in Oceania

Source:Case / Time:2026-09-18

Brake Disc for An e-commerce seller in Oceania

An e-commerce seller came to us with a brake disc programme for Oceania. The brief was ordinary and unforgiving at the same time: a fixed launch window, a landed cost that had to survive freight and duty, and a part that had to match an existing sample. This case records what was specified, what went wrong in sampling and how the bulk order landed.

The starting point

  • A fitment that looked right on paper and failed on the bench
  • Reorders that did not match the approved sample
  • Lead time that slipped twice before bulk started

Brake Disc case study

What was specified

PartBrake Disc
ClientAn e-commerce seller
MarketOceania
Volume5,000 pieces across 2 specifications
Base materialStainless Steel
Sampling rounds3
Delivery window5 weeks from PO to ex-factory
ComplianceE-mark

How it was resolved

  1. The specification was rebuilt around Stainless Steel and the tolerance locked before bulk.
  2. A pre-production sample was approved and kept as the golden reference.
  3. Production ran with in-line inspection and a mid-run photo report.
  4. Cartons were packed to the client's own barcode and ratio specification.
  5. Documentation shipped with the goods instead of after them.

Brake Disc production run

Result

  • 5,000 pieces delivered inside the 5-week window.
  • Unit cost held within 2.0% of the original quotation.
  • Inspection-related rejection stayed under 0.5%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Lock the material standard before sampling. Once the base changes, every downstream approval has to be redone and the calendar slips.

Planning something similar?

Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.

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