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Electric Vehicle Winch Specification Example for Fleet Maintenance: Long Life Version

Source:Exhaust System Resonator / Time:2026-09-18

Electric Vehicle Winch Specification Example for Fleet Maintenance: Long Life Version

This is a worked specification for electric vehicle winch in a long life version 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 long life version version exists because the duty cycle on fleet maintenance is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually warranty claims traced back to a single lot.

Electric Vehicle Winch

Example specification

ItemElectric Vehicle Winch
ApplicationFleet Maintenance
VersionLong Life Version
Base materialAluminium Alloy
Controlled dimensions6 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishpainted
MOQ1,000 pieces per specification
Sampling14 working days, 5 days per revision
ComplianceRoHS

How the example is built up

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

Electric Vehicle Winch example

Processes involved

  • injection moulding
  • laser cutting
  • robot welding
  • precision stamping
  • cold forging
  • CNC machining

Where this example applies

Programmes that run long life version most often specify this build for fleet maintenance. Related applications include export programmes, passenger cars, dealership service, light trucks, workshop replacements.

Checks before packing

  • Dimensional report against the approved drawing.
  • AQL 2.5 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

How long does sampling take?

Samples leave the factory in 14 working days, and each revision round adds about 5 days once you have seen the first piece.

Do you handle mixed containers?

Yes. Most programmes consolidate several part numbers into one container to keep freight sensible at 1000 pieces per line.

Can the specification be held on file?

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

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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