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Case Study: Idler Pulley Supply for a wholesale group in the Middle East

Source:Case / Time:2026-09-18

Idler Pulley for A wholesale group in the Middle East

A wholesale group came to us with a idler pulley programme for the Middle East. 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 supplier who changed material without saying so
  • A fitment that looked right on paper and failed on the bench
  • Packing that arrived crushed at the port

Idler Pulley case study

What was specified

PartIdler Pulley
ClientA wholesale group
Marketthe Middle East
Volume20,000 pieces across 3 specifications
Base materialAnodised Aluminium
Sampling rounds2
Delivery window10 weeks from PO to ex-factory
ComplianceCCC

How it was resolved

  1. The specification was rebuilt around Anodised Aluminium 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.

Idler Pulley production run

Result

  • 20,000 pieces delivered inside the 10-week window.
  • Unit cost held within 2.0% of the original quotation.
  • Inspection-related rejection stayed under 1.5%.
  • 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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