Dennison Trailers N/a (2021)

144 real MOT outcomes analysed • 97.4% first-time pass rate

2021 Dennison Trailers N/a

CarHunch analysed 144 real MOT records for the 2021 Dennison Trailers N/a. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

These 2021 Dennison trailers are exceptionally reliable, with a 97.4% first-time MOT pass rate that sits well above the UK average of 80%—and crucially, none of the 144 vehicles analysed have ever recorded a dangerous defect, making safety a genuine strong point for the model. The average of just 0.12 failures per vehicle and zero advisories suggests these trailers are trouble-free in service, with structural and mechanical issues extremely rare. Mileage data isn't available for this cohort, but the near-perfect pass record points to consistently sound build quality across the board. If you're considering one of these trailers, the MOT history strongly supports proceeding with confidence, though you should still get a pre-purchase inspection to check for wear on tyres, lights, and coupling components.

Generally reliable 17.4% above UK average
97.4%
pass MOT first time
UK average: ~80%
0
typical mileage
0%
ever had a dangerous defect
recorded at any MOT
0.12
avg MOT failures per car
over 3.5 tests on record

What to check before buying a 2021 Dennison Trailers N/a

Practical pre-purchase checks for this age and model.

  • 📋 Check the full MOT history. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. Enter the reg below for a full AI analysis.
  • 🔍 Inspect for corrosion in person. Brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that's expensive to fix and can fail an MOT.
  • 🛞 Check tyres and brakes. The most common advisory items at this age. Budget for replacement if they're near the limit — factor this into your offer price.
  • 📄 Run an HPI check. The MOT history won't show outstanding finance, insurance write-offs, or stolen status — an HPI check will.

Before you buy a Dennison Trailers N/a

MOT history is one piece of the puzzle. These checks can reveal what CarHunch can't.

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2021 Dennison Trailers N/a — Still on the Road

Strong survival — 121 vehicles still getting MOTs in 2025, 94% of the peak.

111 121 2022 2025

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2022–2025.

MOT History Averages

3.5
Avg MOT tests per vehicle
0.12
Avg failures per vehicle
0
Avg advisories per vehicle

Found a specific Dennison Trailers N/a?

Enter the reg to see its individual MOT history, AI Hunches, and how it compares to this cohort.

UK

Other model years — Dennison Trailers N/a:

2008 2018 2022 2023