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Strut-Type Shock Absorber Specification Example for Fleet Maintenance: Premium Line

Source:Car Door Assembly / Time:2026-09-18

Strut-Type Shock Absorber Specification Example for Fleet Maintenance: Premium Line

This is a worked specification for strut-type shock absorber in a premium 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 premium line 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 reorders that did not match the approved sample.

Strut-Type Shock Absorber

Example specification

ItemStrut-Type Shock Absorber
ApplicationFleet Maintenance
VersionPremium Line
Base materialCarbon Steel
Controlled dimensions3 key dimensions, recorded per lot
Tolerance band±0.05 mm
Finishpowder coated
MOQ200 pieces per specification
Sampling14 working days, 3 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 — Carbon 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.

Strut-Type Shock Absorber example

Processes involved

  • powder coating
  • gravity casting
  • injection moulding
  • ultrasonic cleaning
  • rubber vulcanisation
  • electroplating

Where this example applies

Programmes that run premium line most often specify this build for fleet maintenance. Related applications include municipal fleets, off-road bikes, city buses, assembly programmes, export programmes.

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

What testing is included?

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

What is the minimum order quantity?

The standard MOQ is 200 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

Can you match an existing sample?

Send a sample and we will reverse-engineer the specification, then produce a counter sample for approval before any bulk starts.

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.

Tell us the model, the fitment and the quantity and we will hold a production slot for you.

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