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Motorcycle Specs Database

Find motorcycle specs, compare models and choose smarter.

Search by brand, model or year across 44,149+ motorcycles. Compare power, displacement, weight, seat height and category before you buy.

Buying research guide

How to use motorcycle specs before buying

Motorcycle specs are most helpful when you compare several numbers together. Engine size gives a quick idea of the bike class, but weight, seat height, torque, brakes, wheelbase and fuel capacity often explain how practical a motorcycle may feel in daily use.

Start by searching a model, then open its full specs page. Check fit-related data such as seat height and weight, performance-related data such as power and torque, and ownership-related details such as fuel capacity, tyres and braking hardware. After that, use the comparison tool or advanced filter to find similar alternatives.

Fit and comfort
Seat height, weight and dimensions affect confidence, parking, traffic use and low-speed handling.
Performance context
Power, torque and displacement should be read together, not as isolated numbers.
Compare alternatives
Use similar models, brand pages and category filters to avoid choosing from one spec sheet alone.
Results

ajs motorcycles

177 bikes found

AJS

Regal Raptor Eos 350

2014
Custom - Cruiser 320.0 ccm (19.53 cubic inches) 23.0 HP (16.8 kW)) @ 8000 RPM 180.0 kg (396.8 pounds)
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AJS

SPT 350

2014
Custom - Cruiser 320.0 ccm (19.53 cubic inches) 23.0 HP (16.8 kW)) @ 8000 RPM 156.0 kg (343.9 pounds)
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AJS

Firefox 50

2012
Scooter 49.0 ccm (2.99 cubic inches) 3.0 HP (2.2 kW)) @ 8000 RPM 85.0 kg (187.4 pounds)
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AJS

JSM 50 Motard

2012
Super motard 49.3 ccm (3.01 cubic inches) 4.7 HP (3.4 kW)) @ 6800 RPM 105.0 kg (231.5 pounds)
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AJS

Stellar 350

2012
Custom - Cruiser 320.0 ccm (19.53 cubic inches) 23.0 HP (16.8 kW)) @ 8000 RPM 170.0 kg (374.8 pounds)
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AJS

125 Eco Commuter

2011
Allround 124.0 ccm (7.57 cubic inches) 10.1 HP (7.3 kW)) @ 8000 RPM 114.0 kg (251.3 pounds)
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AJS

Bobber 125

2011
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 161.0 kg (354.9 pounds)
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AJS

Crazy Naked 50

2011
Scooter 40.0 ccm (2.44 cubic inches) 3.5 HP (2.5 kW)) @ 7000 RPM 90.0 kg (198.4 pounds)
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AJS

Daytona 125

2011
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 180.0 kg (396.8 pounds)
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AJS

DD125E Mk2

2011
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 145.0 kg (319.7 pounds)
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AJS

DD50E-2

2011
Custom - Cruiser 49.0 ccm (2.99 cubic inches) 87.0 kg (191.8 pounds)
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AJS

Eos 125 Mk2

2011
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) 180.0 kg (396.8 pounds)
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AJS

Exactly 125

2011
Scooter 124.0 ccm (7.57 cubic inches) 6.2 HP (4.5 kW)) @ 7500 RPM 89.0 kg (196.2 pounds)
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AJS

Exactly 50

2011
Scooter 40.0 ccm (2.44 cubic inches) 2.5 HP (1.9 kW)) @ 6000 RPM 87.0 kg (191.8 pounds)
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AJS

JSM Motard 125

2011
Super motard 124.0 ccm (7.57 cubic inches) 10.1 HP (7.3 kW)) @ 8000 RPM 115.0 kg (253.5 pounds)
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AJS

JSM Trail 125

2011
Trial 124.0 ccm (7.57 cubic inches) 10.1 HP (7.3 kW)) 115.0 kg (253.5 pounds)
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AJS

NAC12 125

2011
Sport 124.0 ccm (7.57 cubic inches) 11.4 HP (8.3 kW)) @ 10500 RPM 153.0 kg (337.3 pounds)
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ajs

125 eco commuter

2010
Allround 124.0 ccm (7.57 cubic inches) 10.1 HP (7.3 kW)) @ 8000 RPM 114.0 kg (251.3 pounds)
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AJS

Exactly 125

2010
Scooter 124.0 ccm (7.57 cubic inches) 6.2 HP (4.5 kW)) @ 7500 RPM 89.0 kg (196.2 pounds)
View full specs →
AJS

Exactly 50

2010
Scooter 40.0 ccm (2.44 cubic inches) 2.5 HP (1.9 kW)) @ 6000 RPM 87.0 kg (191.8 pounds)
View full specs →
AJS

JSM Motard 125

2010
Super motard 124.0 ccm (7.57 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 115.0 kg (253.5 pounds)
View full specs →
AJS

JSM Trail 125

2010
Trial 124.0 ccm (7.57 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 115.0 kg (253.5 pounds)
View full specs →
AJS

NAC12 125

2010
Sport 124.0 ccm (7.57 cubic inches) 11.4 HP (8.3 kW)) @ 10500 RPM 153.0 kg (337.3 pounds)
View full specs →
AJS

Regal Raptor DD50 E-2

2010
Custom - Cruiser 49.0 ccm (2.99 cubic inches) 87.0 kg (191.8 pounds)
View full specs →
AJS

Regal-Raptor Daytona 125

2010
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 180.0 kg (396.8 pounds)
View full specs →
AJS

Regal-Raptor DD125 MK2

2010
Custom - Cruiser 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 145.0 kg (319.7 pounds)
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AJS

Regal-Raptor Eos-125 Mk2

2010
Allround 124.6 ccm (7.60 cubic inches) 11.0 HP (8.0 kW)) @ 9500 RPM 180.0 kg (396.8 pounds)
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AJS

CSR NKT1 125

2009
Sport 124.0 ccm (7.57 cubic inches) 11.4 HP (8.3 kW)) @ 10500 RPM 153.0 kg (337.3 pounds)
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ajs

eco 125

2009
Allround 124.00 ccm (7.57 cubic inches) 10.05 HP (7.3 kW)) @ 8000 RPM 114.0 kg (251.3 pounds)
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AJS

Eco-125

2009
Allround 124.0 ccm (7.57 cubic inches) 10.1 HP (7.3 kW)) @ 8000 RPM 114.0 kg (251.3 pounds)
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Comparing AJS Motorcycles Across Model Years & Segments

This AJS archive lists 177 indexed motorcycles with verified factory specifications. When researching a new or used AJS, pay close attention to generation updates across production years: manufacturers frequently revise fuel injection mapping, emission compliance, suspension valving, ABS braking hardware, curb weight and seat height between model years even when the model badge stays the same.

Open any AJS model card above to inspect complete engine, transmission, chassis and dimension tables, estimate annual fuel and maintenance costs, or shortlist two AJS generations in the side-by-side motorcycle comparison tool.

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