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Steering Suspension System Specification Example for Export Programmes: High Performance

Source:Cylinder Head Repair / Time:2026-09-18

Steering Suspension System Specification Example for Export Programmes: High Performance

This is a worked specification for steering suspension system in a high performance 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 high performance 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 lead time that slipped twice before bulk started.

Steering Suspension System

Example specification

ItemSteering Suspension System
ApplicationExport Programmes
VersionHigh Performance
Base materialPU Leather
Controlled dimensions3 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishanodised
MOQ200 pieces per specification
Sampling14 working days, 3 days per revision
ComplianceSAE J431

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — PU Leather, 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.

Steering Suspension System example

Processes involved

  • rubber vulcanisation
  • anodising
  • CNC machining
  • shot blasting
  • robot welding
  • surface grinding

Where this example applies

Programmes that run high performance most often specify this build for export programmes. Related applications include off-road bikes, racing teams, agricultural trailers, delivery vans, construction equipment.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 1.5 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

Can the specification be held on file?

Yes. Once approved, the specification is recorded against your part number so a reorder reproduces the SAE J431-compliant build instead of a fresh interpretation.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 200 pieces per line.

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 is packing specified?

Individual packing, inner box quantity and carton marking are confirmed at quotation stage so the cartons arrive ready for your warehouse.

Share a sample or a drawing and we will quote against a written specification, not against a photograph.

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