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Stainless Steel Muffler Specification Example for Scooter Fleets: Quick Fit Version

Source:Car Audio System / Time:2026-09-18

Stainless Steel Muffler Specification Example for Scooter Fleets: Quick Fit Version

This is a worked specification for stainless steel muffler in a quick fit 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 quick fit version version exists because the duty cycle on scooter fleets is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually premature wear on the first batch.

Stainless Steel Muffler

Example specification

ItemStainless Steel Muffler
ApplicationScooter Fleets
VersionQuick Fit Version
Base materialPVC Coated Fabric
Controlled dimensions3 key dimensions, recorded per lot
Tolerance band±0.2 mm
Finishas machined
MOQ1,000 pieces per specification
Sampling7 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 — PVC Coated Fabric, 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.

Stainless Steel Muffler example

Processes involved

  • electroplating
  • cold forging
  • robot welding
  • gravity casting
  • sintering
  • laser cutting

Where this example applies

Programmes that run quick fit version most often specify this build for scooter fleets. Related applications include delivery vans, dealership service, three-wheelers, city buses, long-haul trucks.

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 testing is included?

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

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 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.

Send the specification you are working to and we will confirm what we can match, what we would change and why.

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