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Off-The-Road (OTR) Tires Specification Example for Export Programmes: Budget Line

Source:Electric Car Motor / Time:2026-09-18

Off-The-Road (OTR) Tires Specification Example for Export Programmes: Budget Line

This is a worked specification for off-the-road (otr) tires in a budget line programme. It is the document we would send a buyer who asks what exactly they are getting: the material, the dimensions that are actually controlled, the finish, and the checks that happen before anything is packed.

The budget line version exists because the duty cycle on export programmes is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually inconsistent hardness between lots.

Off-The-Road (OTR) Tires

Example specification

ItemOff-The-Road (OTR) Tires
ApplicationExport Programmes
VersionBudget Line
Base materialPowder Coated Steel
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishas machined
MOQ500 pieces per specification
Sampling10 working days, 5 days per revision
ComplianceTUV

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Powder Coated Steel, in this example.
  3. List the dimensions that are actually controlled and the tolerance on each.
  4. Name the finish and what it has to survive.
  5. State the inspection level and who pays when a lot fails.

Off-The-Road (OTR) Tires example

Processes involved

  • die casting
  • ultrasonic cleaning
  • gravity casting
  • powder coating
  • surface grinding
  • cold forging

Where this example applies

Programmes that run budget line most often specify this build for export programmes. Related applications include construction equipment, city buses, three-wheelers, racing teams, aftermarket retail.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 4.0 sampling on the finished lot.
  • Finish inspection under agreed lighting.
  • Carton drop test on the first lot of a new packing specification.

Questions buyers ask

What happens if a lot fails inspection?

The lot is re-inspected against the golden sample, and replacement pieces ship on the next available booking at our cost.

How long does sampling take?

Samples leave the factory in 10 working days, and each revision round adds about 5 days once you have seen the first piece.

What testing is included?

Standard lots ship with dimensional and hardness reports. TUV documentation is issued with the shipment when your market requires it.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 500 pieces per line.

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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