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Naked Motorcycles

1981MZ TS 125

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20 fields on record

The 1981 MZ TS 125 is a road bike powered by a 123cc air-cooled two-stroke single making 9.9 hp. It has 12.3 Nm of torque, a 4-speed gearbox and a 12.5-litre tank.

Capacity
123.0 ccm
Engine
Single, two-stroke
Gearbox
4-speed
Dry weight
Not on record
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Seat height
Not on record
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Power
9.9 HP (7.4 kW) @ 6300 RPM
⇄ Compare with another bike + Add to garage All model years
Other years 1980 1981 1982

How it rides

Editorial estimate from the spec sheet - not lab tested
Speed 29Agility 65Comfort 45Off-road 10Touring 30Road manners 34
Off-road & trail10%
Cornering65%
City riding55%
Daily riding55%
Touring30%
Two-up35%
Track45%
Best for
Naked bike built for its class - everyday, practical use.
Built for
A naked bike from MZ, built around a 123cc engine - a real production model, but this profile is formula-generated from its class and spec sheet rather than individually reviewed.
Not ideal for
Not for serious performance or off-road use.

Scores are derived from the spec sheet using the same model across every bike, so they compare like for like.

Reliability & safety

Bike Reliability score, safety recalls and owner complaints

Bike Reliability

How the score works →
32
out of 100Below average

The MZ TS 125 passed its annual roadworthiness test first time 81.2% of the time, 4.5 points below expected for bikes of the same age and mileage. That beats 32% of models.

This covers every year of the model.

81.2%Passed first time
6.7%Failed outright
12.2%Fixed during test
12,000Typical miles
255Tests
Pass rate by miles ridden
0-10k
81.3%
10-20k
79.8%
20-30k
80.6%

All years of this model.

Against its rivals · ranks 1 of 6
#Model (all years)ScoreTests
1 MZ TS 125 32 Below average 255
2 Yamaha RD 125 LC 24 Below average 1,078
3 Yamaha RS 100 22 Below average 223
4 Honda CB 100 N 15 Poor 712
5 Honda CB 125 T 2 12 Poor 1,668
6 Yamaha RS 125 10 Poor 116

Rivals are the most-viewed bikes on MotorcycleDB in the same category and engine size, from within three years of this model.

From British annual roadworthiness tests, 2005-2025. Contains public sector information licensed under the Open Government Licence v3.0 (DVSA MOT test data, Great Britain). How Bike Reliability works.

Full specifications

Engine
Capacity
123.0 ccm
Power
9.9 HP (7.4 kW) @ 6300 RPM
Torque
12.3 Nm (1.3 kgf-m) @ 5500 RPM
Engine type
Single, two-stroke
Bore x stroke
52.0 x 58.0 mm
Cooling system
Air
Transmission
Gearbox
4-speed
Transmission type
Manual
Final drive
Chain
Dimensions & weight
Wheelbase
1305 mm
Overall length
2045 mm
Overall width
730 mm
Overall height
1115 mm
Fuel capacity
12.50 litres
Seat height
Not on record - add it
Dry weight
Not on record - add it
Brakes & wheels
Front brakes
Drum
Front brakes diameter
160 mm
Rear brakes
Drum
Front tyre
2.75-18
Rear tyre
3.00-18

Compiled from manufacturer documentation and user contributions, corrected on an ongoing basis. Spotted something wrong? Tell us.

What changed, year to year

Differences highlighted
Specification 198019811982
Capacity 123 cc 123 cc 123 cc
Fuel capacity 12.5 L 12.5 L 12.5 L
Bike Reliability ⓘ Too few tests Too few tests Too few tests

Illustrative - generated automatically by diffing the year records already on file, not a manufacturer-published changelog.

Rider Reviews

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Common questions

What is the engine size of the MZ TS 125?

The 1981 MZ TS 125 has a Capacity of 123.0 ccm (7.51 cubic inches).

What engine power does the MZ TS 125 have?

The 1981 MZ TS 125 has a Power of 9.9 HP (7.4 kW) @ 6300 RPM.

How many gears does the MZ TS 125 have?

The 1981 MZ TS 125 has a Gearbox of 4-speed.

What is the torque of the MZ TS 125?

The 1981 MZ TS 125 has a Torque of 12.3 Nm (1.3 kgf-m or 9.1 ft.lbs) @ 5500 RPM.

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