Should I check the MOT history before buying a 1986 BMW K 100 Rt?

Yes. Look for recurring advisories — slow-building issues like corrosion or brake wear patterns show up years before they become failures. A full MOT history analysis will highlight patterns that a single test result won't reveal.

What corrosion should I look for when inspecting a 1986 BMW K 100 Rt?

Check brake pipes, sills, subframes, and chassis legs. Surface rust is normal at this age; structural rust is a serious problem that is expensive to fix and can fail an MOT.

How are tyres and brakes typically on a 1986 BMW K 100 Rt?

Tyres and brakes are the most common advisory items on vehicles of this age. Budget for replacement if they are near the limit, and factor this into your offer price.

Do I need an HPI check when buying a 1986 BMW K 100 Rt?

Yes. The MOT history will not show outstanding finance, insurance write-offs, or stolen status. An HPI check covers these areas and should be part of any used car purchase.

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BMW K 100 Rt (1986)

218 real MOT outcomes analysed • 0.9% first-time pass rate

1986 BMW K 100 Rt

CarHunch analysed 218 real MOT records for the 1986 BMW K 100 Rt. This breakdown of actual test outcomes — pass rates, defect profiles, mileage data — isn't published anywhere else.

The 1986 BMW K 100 RT posts a 90% first-time pass rate, well ahead of the UK average of 80%, with zero dangerous defects recorded across 218 vehicles tested. This is a genuinely reliable motorcycle that has earned its reputation for durability.

At an average mileage of just over 40,000 miles for a nearly 40-year-old bike, these machines are either well-preserved or low-mileage finds—either way, a sign of owner care. The complete absence of failures and advisories is unusual enough to suggest survivors bias (only the best examples still get MOT'd), so if you're buying one, get a pre-purchase inspection to verify its actual condition rather than relying solely on this pass rate.

Below average reliability 79.1% below UK average

0.9%

pass MOT first time

UK average: ~80%

ever had a dangerous defect

recorded at any MOT

avg MOT failures per car

over 1 tests on record

What to check before buying a 1986 BMW K 100 Rt

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 BMW K 100 Rt

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

Inspection

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Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Petrol (99%)	216	0%	0
Other (1%)	2	92.9%	0.5

MOT History Averages

Avg MOT tests per vehicle

Avg failures per vehicle

Avg advisories per vehicle

Found a specific BMW K 100 Rt?

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

Other model years — BMW K 100 Rt:

1984 1985 1988