Should I check the MOT history before buying a 1999 Lexus Gs300?

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 1999 Lexus Gs300?

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 1999 Lexus Gs300?

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.

How many 1999 Lexus Gs300 vehicles have had dangerous defects recorded?

29% of these vehicles have had a dangerous defect recorded. Search the registration on CarHunch — the full MOT history will show exactly what was flagged and whether it was resolved.

Is the 1999 Lexus Gs300 reliable?

Based on MOT data from 1,166 vehicles, the 1999 Lexus Gs300 has a first-time MOT pass rate of 76.5%, indicating generally reliable for its class. Always check the full MOT history of any specific vehicle before buying.

What are common problems with the 1999 Lexus Gs300?

The most frequently recorded MOT issues on the 1999 Lexus Gs300 are: Offside Rear Tyre worn close to the legal limit (71.7% of vehicles), Nearside Rear Tyre worn close to the legal limit (66.7% of vehicles), Nearside Front Tyre worn close to the legal limit (55.8% of vehicles). These figures are based on actual MOT test records — search a specific registration on CarHunch to see its individual history.

Do I need an HPI check when buying a 1999 Lexus Gs300?

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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Lexus Gs300 (1999)

1,166 real MOT outcomes analysed • 76.5% first-time pass rate

1999 Lexus Gs300

CarHunch analysed 1,166 real MOT records for the 1999 Lexus Gs300. Real test outcomes — pass rates, defect profiles, mileage data — from verified DVLA records. Updated as new MOTs are recorded.
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AI Analysis Reliability Overview Common Issues Check a Specific Reg Buyer's Checklist Pass Rate by Fuel Mileage Distribution Still on the Road MOT Averages Colour Breakdown Compare Models

The 1999 Lexus GS300 falls slightly below the UK average with a 76.3% first-time pass rate, and that gap widens when you consider that nearly 30% of these cars have recorded a dangerous defect at some point—a meaningful concern for a 25-year-old vehicle. With an average of 3.29 failures per car and 15.5 advisories, these GS300s are showing their age across multiple systems.

At 108,863 miles median, these cars have accumulated reasonable mileage for their age, suggesting either careful use or robust durability. If you're considering one, budget for multiple remedial repairs and factor in that serious safety issues have affected roughly one in three examples—a pre-purchase inspection by a Japanese specialist isn't optional, it's essential.

The 1999 Lexus Gs300 has a decent first-time pass rate (76.5%), but a higher-than-average share of vehicles have had serious defects recorded — the individual vehicle's history matters a lot here.

⚠️ Over 1 in 5 of these vehicles have had a dangerous MOT failure at some point — usually tyres or brakes, and often a one-off issue rather than a persistent problem. The group stats won't tell you which one you're looking at.

First-time pass

76.5%

UK average ~80%

Around average

Dangerous (ever)

29.3%

At least once in MOT history

Check this vehicle

Avg failures / car

3.29

Over 13.2 tests on record

High

Typical mileage

109k

Middle half: 87k–133k

For context

🔧 Average reliability. Passes at roughly the UK rate — not a standout, not a problem vehicle. Individual history makes all the difference.

🔧 Expect consumable spend. An average of 15.5 advisories per vehicle tells you wear items (tyres, brakes) get flagged regularly. Budget for them — they're not surprises.

🔍 The dangerous defect figure is real. Most are one-off tyre failures or brake issues — not structural problems. But it's exactly why checking the individual vehicle's history is essential, not optional.

These stats describe 1,166 vehicles as a group. The specific vehicle you're looking at could be the one good example or the one outlier. Run its registration to find out.

Watch for defects — worth knowing

What tends to go wrong

Across 1,166 vehicles — figures show how many had each issue flagged at least once in their MOT history.

Tyre wear 71.7%

Offside Rear Tyre worn close to the legal limit · Nearside Rear Tyre worn close to the legal limit · Nearside Front Tyre worn close to the legal limit · …

Budget for a full set — on a vehicle this age, tyres are expected consumables. An inspection will confirm how much is left.

Brake wear 41.5%

Rear Brake pad(s) wearing thin · Front Brake pad(s) wearing thin · Parking brake: efficiency below requirements

Ask the seller when brakes were last serviced. If they don't know, factor in the cost.

Other issues 22.2%

Oil leak · Under-trays fitted obscuring some underside components · Oil leak, but not excessive · …

Exhaust & emissions 19.4%

Exhaust has a minor leak of exhaust gases

Lighting 18.1%

Exhaust has part of the system slightly deteriorated

Usually cheap to fix. Worth confirming all lights work before collecting.

Data covers a 3-year window centred on 1999.

See this vehicle's full MOT history & AI hunches

Spot recurring advisories, hidden issues, and how it compares to 1,166 Lexus Gs300 cars.

Before you buy a 1999 Lexus Gs300

Based on MOT data from 1,166 vehicles — here's what to check.

📋 Check the full MOT history. 29.3% of these vehicles have had a dangerous defect recorded - recurring advisories often signal problems years before they become failures.
Search the reg on CarHunch for the full MOT history, reliability stats and a free AI-powered analysis of that exact vehicle.
🔍 Brake pipes, sills and subframes are the key areas on a vehicle this age — structural rust is hard to spot without getting underneath. A mechanic will check all of this before you commit, and give you a concrete basis to negotiate on price. Inspection →
📄 Outstanding finance, insurance write-offs and clocking won't appear in the MOT records — a dedicated history check covers all of this. Our link gets you 20% off automatically. History Get 20% off via CarHunch

Pass Rate by Fuel Type

Fuel type	Vehicles	Pass rate	Avg failures
Petrol (98%)	1,142	76.5%	3.29

Colour Breakdown

Based on 13,943 Lexus Gs300 vehicles registered in the UK — across all years. From DVLA registration records.

Silver 21.7%

3,023

Blue 19.9%

2,775

Green 13.3%

1,855

Black 12.5%

1,737

Red 11.4%

1,583

Grey 8.4%

1,172

Bronze 5.1%

717

White 4.5%

632

Gold 1.3%

187

Beige 0.9%

126

Purple 0.8%

117

Maroon 0.1%

Mileage Distribution

Most 1999 Lexus Gs300 vehicles sit in the blue band. If the vehicle you're looking at is outside it, it's either unusually low or high mileage for its age.

108,863

typical

86,900

low mileage

132,793

high mileage

Half of all 1999 Lexus Gs300 vehicles fall between 86,900 and 132,793 miles.

Is the mileage you're seeing normal?

✓ Under 86,900 miles — lower than most. Could be great, or could be a vehicle that rarely moved. Check test frequency and mileage progression in the MOT history.

✓ 86,900–132,793 miles — normal for age. This is where most 1999 Lexus Gs300s sit.

⚠ Over 179,270 miles — higher than typical. Not necessarily a problem, but check service history and look out for advisory build-up on tyres and brakes.

1999 Lexus Gs300 — Still on the Road

Numbers are thinning — 12% of 1999 Lexus Gs300s are still active.

Numbers are declining — 80 vehicles still getting MOTs in 2025 (12% of peak).

Based on vehicles from this manufacture year that had at least one MOT test in each calendar year. Data from 2014–2025.
* The 2020 dip reflects the government's COVID-19 MOT exemption, which allowed certificates to be extended by six months — fewer tests were conducted that year.

MOT History Averages

13.2

Avg MOT tests per vehicle

3.29

Avg failures per vehicle

15.5

Avg advisories per vehicle

Other model years — Lexus Gs300: All Gs300 years → Which year to buy? →

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Compare with another model

See how the 1999 Lexus Gs300 stacks up against a rival.

Watch for defects — worth knowing