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Case Study: Clutch Master Cylinder Supply for a rental company in Eastern Europe

Source:Case / Time:2026-09-18

Clutch Master Cylinder for A rental company in Eastern Europe

A rental company came to us with a clutch master cylinder programme for Eastern Europe. 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

  • Warranty claims traced back to a single lot
  • Packing that arrived crushed at the port
  • Lead time that slipped twice before bulk started

Clutch Master Cylinder case study

What was specified

PartClutch Master Cylinder
ClientA rental company
MarketEastern Europe
Volume5,000 pieces across 3 specifications
Base materialPolypropylene
Sampling rounds4
Delivery window4 weeks from PO to ex-factory
ComplianceECE R90

How it was resolved

  1. The specification was rebuilt around Polypropylene 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.

Clutch Master Cylinder production run

Result

  • 5,000 pieces delivered inside the 4-week window.
  • Unit cost held within 4.5% 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

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

Planning something similar?

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

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