The MOT Files

Motorcycle reliability file

Ktm 790 DUKE 18 MOT pass rate & common failures

From 508 recorded MOT tests of the Ktm 790 DUKE 18, published by DVSA.

Data updated

Quick answer

The Ktm 790 DUKE 18 passes 90.2% of MOT tests, against 86.5% for all motorcycles. The most recorded failure is "Tyre tread depth not in accordance with the requirements", in 21.4% of failed tests.

At a glance

Recorded pass rate

90.2%unadjusted508 tests

3.6 points above the fleet average of 86.5%. The examples tested do not cover a wide enough spread of ages and mileages to compare fairly against the rest of the fleet, so no rank is claimed; the failure record below stands on its own.

DVSA recorded wording

Most common failure items

Share of failed Ktm 790 DUKE 18 tests in which each item was recorded. One failed test often lists several, so these do not sum to 100%.

  1. 1.Tyre tread depth not in accordance with the requirements21.4%

    6 occurrences

  2. 2.Reflector missing or reflecting white to the rear21.4%

    6 occurrences

  3. 3.A stop lamp(s) remains on when the brakes are released17.9%

    5 occurrences

  4. 4.A footrest missing or insecure14.3%

    4 occurrences

  5. 5.Excessive fluctuation in brake effort through each wheel revolution14.3%

    4 occurrences

  6. 6.A stop lamp(s) does not illuminate by the operation of both brake controls or remains on when the brakes are released10.7%

    3 occurrences

  7. 7.Number plate does not conform to the specified requirements7.1%

    2 occurrences

  8. 8.The aim of a headlamp is not within limits laid down in the requirements7.1%

    2 occurrences

  9. 9.Stop lamp missing, inoperative or in the case of a multiple light source more than 1/2 not functioning7.1%

    2 occurrences

  10. 10.A rear registration plate lamp or light source missing or inoperative in the case of a single lamp or all lamps3.6%

    1 occurrences

  11. 11.Exhaust noise levels in excess of those permitted3.6%

    1 occurrences

  12. 12.An exhaust silencer marked ‘NOT FOR ROAD USE’, ‘TRACK USE ONLY’ or similar words3.6%

    1 occurrences

Warnings without a failure

Most common advisories

Share of all Ktm 790 DUKE 18 tests carrying each advisory.

  1. 1.Exhaust noise levels in excess of those permitted14.2%

    72 tests

  2. 2.Tyre tread depth not in accordance with the requirements7.7%

    39 tests

  3. 3.Excessive fluctuation in brake effort through each wheel revolution7.1%

    36 tests

  4. 4.A transmission belt, chain, sprocket or pulley excessively loose or worn4.1%

    21 tests

  5. 5.Tyre tread depth not in accordance with the requirements3.1%

    16 tests

  6. 6.A shock absorber not functioning or leaking severely2.0%

    10 tests

  7. 7.Brake lining or pad worn below 1.0mm1.8%

    9 tests

  8. 8.A transmission belt, chain, sprocket or pulley excessively loose or worn1.0%

    5 tests

What gets tested

The 790 DUKE 18 fleet

Average mileage recorded at test
13,392
Test classes
class 2: 507 · class 1: 1

Compare within the range

Other Ktm motorcycles

Common questions

What is the MOT pass rate for a Ktm 790 DUKE 18?
90.2% unadjusted, from 508 DVSA tests. The average across all motorcycles is 86.5%.
What does a Ktm 790 DUKE 18 fail its MOT on?
"Tyre tread depth not in accordance with the requirements" is recorded in 21.4% of failed Ktm 790 DUKE 18 tests, followed by "Reflector missing or reflecting white to the rear" (21.4%). One failed test often lists several items.
What mileage does a Ktm 790 DUKE 18 usually have at its MOT?
13,392 miles on average across every age tested, so a description of the fleet rather than an annual figure. Motorcycle mileages are low and vary enormously with use; a commuter bike and a weekend bike of the same age can differ by a factor of ten.

Analysis built from DVSA data of