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Performance Flywheel Specification Example for Long-Haul Trucks: Load Rated Version

Source:Tire Balancing Machine / Time:2026-09-18

Performance Flywheel Specification Example for Long-Haul Trucks: Load Rated Version

This is a worked specification for performance flywheel in a load rated 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 load rated version version exists because the duty cycle on long-haul trucks is not the same as on a showroom vehicle. Where the two are specified identically, something fails later — usually documentation that arrived after the container shipped.

Performance Flywheel

Example specification

ItemPerformance Flywheel
ApplicationLong-Haul Trucks
VersionLoad Rated Version
Base materialSemi-Metallic Compound
Controlled dimensions5 key dimensions, recorded per lot
Tolerance band±0.5 mm
Finishpainted
MOQ500 pieces per specification
Sampling10 working days, 3 days per revision
ComplianceIATF 16949

How the example is built up

  1. Start from the duty cycle, not from the catalogue photograph.
  2. Fix the base material in writing — Semi-Metallic Compound, 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.

Performance Flywheel example

Processes involved

  • die casting
  • powder coating
  • gravity casting
  • electroplating
  • sintering
  • precision stamping

Where this example applies

Programmes that run load rated version most often specify this build for long-haul trucks. Related applications include courier fleets, passenger cars, aftermarket retail, long-haul trucks, utility trailers.

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

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 is the minimum order quantity?

The standard MOQ is 500 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. IATF 16949 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 500 pieces per line.

Send the part number, the annual volume and the target market, and we will come back with a specification and a sampling plan.

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