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Case Study: AC Hose Pipe Supply for a motorcycle assembler in North America

Source:Case / Time:2026-09-18

AC Hose Pipe for A motorcycle assembler in North America

A motorcycle assembler came to us with a ac hose pipe programme for North America. 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

  • Reorders that did not match the approved sample
  • A supplier who changed material without saying so
  • Inconsistent hardness between lots

AC Hose Pipe case study

What was specified

PartAC Hose Pipe
ClientA motorcycle assembler
MarketNorth America
Volume20,000 pieces across 4 specifications
Base materialNylon 66
Sampling rounds4
Delivery window10 weeks from PO to ex-factory
ComplianceTUV

How it was resolved

  1. The specification was rebuilt around Nylon 66 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.

AC Hose Pipe production run

Result

  • 20,000 pieces delivered inside the 10-week window.
  • Unit cost held within 1.5% of the original quotation.
  • Inspection-related rejection stayed under 2.0%.
  • The specification is on file, so reorders reproduce the approved sample.

What we would repeat

Approve a pre-production sample made from the actual bulk material. Substitute material behaves differently in service.

Planning something similar?

Ask for the current catalogue and the specification sheet for this line.

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