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Air Shock Absorber Specification Example for Passenger Cars: Premium Line

Source:Steering Suspension System / Time:2026-09-18

Air Shock Absorber Specification Example for Passenger Cars: Premium Line

This is a worked specification for air 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 passenger cars 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.

Air Shock Absorber

Example specification

ItemAir Shock Absorber
ApplicationPassenger Cars
VersionPremium Line
Base materialBrass
Controlled dimensions5 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishanodised
MOQ3,000 pieces per specification
Sampling7 working days, 3 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 — Brass, 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.

Air Shock Absorber example

Processes involved

  • powder coating
  • anodising
  • ultrasonic cleaning
  • die casting
  • electroplating
  • CNC machining

Where this example applies

Programmes that run premium line most often specify this build for passenger cars. Related applications include emergency vehicles, assembly programmes, courier fleets, off-road bikes, dealership service.

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

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.

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.

What testing is included?

Standard lots ship with dimensional and hardness reports. RoHS 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 3000 pieces per line.

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

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