ExampleFictional vehicle, invented history. The wear calculations, however, are the ones the app runs.

See alsoThe car example

StemmaPass
Traceability passport

Yamaha YZF-R1

2CR Piste • 2019 • Track tool

DocumentPB–YZFR1–DEMOIssued10/13/26
Mileage13,297 mi
Track hours18.1 h
Track distance614 mi
Invoices6

Servicing and wear

Every item, from most used up to freshest. The percentage keeps the harsher of two estimates: the wear on the parts fitted, and the interval declared by the owner.

  • Valve clearanceValve clearance
    100 %

    no record in the logbook

    Never recorded in this logbook

    614 mi on track · 18.1 h since

  • Fork oilFork oilFork service: oil and seals
    93 %

    on invoice

    Fitted at 12,055 mi (02/12/2026)

    199 mi on track · 5.9 h since

  • Engine oilEngine oil changeEngine oil and filter change
    65 %

    on invoice

    Fitted at 12,800 mi (06/12/2026)

    92 mi on track · 2.8 h since

  • Chain & sprocketsChain kitFull chain kit: chain, rear sprocket, front sprocket
    59 %

    on invoice

    Fitted at 12,800 mi (06/12/2026)

    92 mi on track · 2.8 h since

  • Other parts / labourSpark plugs
    31 %

    declared by the seller

    Done at 11,309 mi

  • Brake discsBrake discs
    30 %

    declared by the seller

    Fitted at 12,800 mi (06/12/2026)

    92 mi on track · 2.8 h since

  • TyresTyresTrack tyre set fitted
    5 %

    certified by the workshop

    Fitted at 13,173 mi (09/12/2026)

  • Brake fluid (high temperature)Brake fluidBrake system bled, high-temperature fluid
    4 %

    certified by the workshop

    Fitted at 13,173 mi (09/12/2026)

  • Brake padsBrake padsFront pads replaced + bedding in
    2 %

    certified by the workshop

    Fitted at 13,173 mi (09/12/2026)

These intervals are declared by the owner and computed from the figures they entered. They replace neither the manufacturer’s schedule nor an inspection by a professional.

Service history

  • Deux-Roues Compétition09/12/2026Certified by Deux-Roues Compétition (checked account)
    13,173 mi
  • Garage du Circuit06/12/2026Company identified in a public register
    12,800 mi
  • Distri-Pièces Sport02/12/2026Done by the owner (timestamped)
    12,055 mi
  • Deux-Roues Compétition07/12/2025Certified by Deux-Roues Compétition (checked account)
    11,309 mi
  • Garage du Circuit12/12/2024Workshop declared by the owner
    10,190 mi
  • Distri-Pièces Sport04/12/2024Done by the owner (timestamped)
    8,637 mi

3 back-dated invoices were imported on 10/12/2025.

Track sessions

5 of 6 sessions come from a GPS logger; the rest were entered by hand.

5 GPS-verified sessions

  • Circuit CaroleGPS verified08/12/2026 • 92 mi • 168 min
    1:02.800132 mph73 laps
  • LédenonGPS verified05/12/2026 • 107 mi • 186 min
    1:32.100123 mph53 laps
  • Le Mans BugattiGPS verified01/12/2026 • 127 mi • 198 min
    1:44.600155 mph48 laps
  • Magny-Cours GPGPS verified08/12/2025 • 134 mi • 204 min
    1:47.900150 mph49 laps
  • Pôle Mécanique Alès04/12/2025 • 82 mi • 156 min
    1:14.300116 mph64 laps
  • Croix-en-TernoisGPS verified10/12/2024 • 72 mi • 174 min
    1:12.900111 mph58 laps

Your vehicle can have this page

Upload your workshop invoices, import your track days from your GPS logger: StemmaPass works out the wear and produces this link, which you hand to the buyer.

Create my logbookSee the car example

Compiled from records and data uploaded by the owner. StemmaPass does not verify their authenticity and is not a party to the transaction.