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LED Headlight Specification Example for Three-Wheelers: Standard Replacement

Source:Engine Piston Ring Set / Time:2026-09-18

LED Headlight Specification Example for Three-Wheelers: Standard Replacement

This is a worked specification for led headlight in a standard replacement 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 standard replacement version exists because the duty cycle on three-wheelers is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually a supplier who changed material without saying so.

LED Headlight

Example specification

ItemLED Headlight
ApplicationThree-Wheelers
VersionStandard Replacement
Base materialABS Plastic
Controlled dimensions4 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishpainted
MOQ1,000 pieces per specification
Sampling7 working days, 3 days per revision
ComplianceDOT

How the example is built up

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

LED Headlight example

Processes involved

  • injection moulding
  • electroplating
  • precision stamping
  • sintering
  • gravity casting
  • shot blasting

Where this example applies

Programmes that run standard replacement most often specify this build for three-wheelers. Related applications include rental motorcycles, utility trailers, emergency vehicles, agricultural trailers, construction equipment.

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

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.

Do you handle mixed containers?

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

What is the minimum order quantity?

The standard MOQ is 1000 pieces per specification. Mixed sizes inside one shipment are accepted once the total reaches that figure.

What testing is included?

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

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

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