Yamaha XS 650 US. Custom Weight (487lb)

Quick answer

For the 1980 model year, the Yamaha XS 650 US. Custom motorcycle has a listed wet/running weight of 487.2 lb (221 kg).

Wet / running weight487.2 lb (221 kg)
Fuel capacity3.17 US gal (12 L)
Full tank fuel weight19.7 lb (8.9 kg)
Model years covered
1980

Yamaha XS 650 US. Custom weight overview

WHAT THIS MEANS

This is a substantial motorcycle. The weight matters most when stopped, backing it up, parking on a slope or recovering from a lean.

Heavy Motorcycle

CATEGORY WEIGHT POSITION

How heavy is the Yamaha XS 650 US. Custom?

wet weight

Using a model-level wet weight comparison, the Yamaha XS 650 US. Custom is heavier than about 81.5% of 197 Yamaha motorcycles with compatible weight data.

LighterTypicalHeavier
487.2 lb (221 kg)
197 Yamaha motorcyclesMedian: 375 lb (170.1 kg)
WEIGHT VISUAL

Ready-to-ride weight

Wet / running weight487.2 lb (221 kg)
REAL-WORLD LOAD

Bike + rider total weight

These totals use the model’s representative wet weight. They exclude riding gear, luggage and a passenger.

150 lb rider637.2 lb (289 kg)bike + rider • bike is 76.5% of total mass
180 lb rider667.2 lb (302.6 kg)bike + rider • bike is 73% of total mass
210 lb rider697.2 lb (316.3 kg)bike + rider • bike is 69.9% of total mass

Yamaha XS 650 US. Custom weight & related specs

Model years covered 1980
Wet / running weight 487.2 lb (221 kg)
Engine displacement 654 cc
Fuel capacity 3.17 US gal (12 L)
Full-tank fuel weight (estimated) 19.7 lb (8.9 kg)

Useful weight calculations

Displacement per pound 1.34 cc / lb
Weight per 100 cc 74.5 lb / 100 cc
Fuel weight as % of bike weight 4%

What the weight numbers tell you

Using a model-level wet weight comparison, the Yamaha XS 650 US. Custom is heavier than about 81.5% of 197 Yamaha motorcycles with compatible weight data.
A full tank is not weightless: the 3.17 US gal (12 L) listed capacity works out to approximately 19.7 lb (8.9 kg) of gasoline. This is an estimate rather than a Yamaha curb-weight specification.

Yamaha XS 650 US. Custom weight FAQ

How much does the Yamaha XS 650 US. Custom weigh?

The available wet/running figure is 487.2 lb (221 kg). This is more representative of the motorcycle you actually push, park and ride than a dry-only specification.

How does the Yamaha XS 650 US. Custom weight compare with similar Yamahas?

It is on the heavier side. Its representative wet weight is around the 81st percentile among 197 compatible Yamaha motorcycles.

What does a full tank of gas weigh on the Yamaha XS 650 US. Custom?

A full tank works out to about 19.7 lb (8.9 kg) from the listed 3.17 US gal (12 L) capacity. Actual fuel density varies slightly, so treat it as a practical estimate.

What does the Yamaha XS 650 US. Custom weigh with a 180 lb rider?

The approximate combined total is 667.2 lb (302.6 kg) with a 180 lb rider, based on the representative wet/running weight used on this page.

How much of the Yamaha XS 650 US. Custom total weight comes from fuel?

Fuel accounts for roughly 4% of the available motorcycle weight figure. On lighter bikes that share can be surprisingly noticeable.

What is the Yamaha XS 650 US. Custom engine-size-to-weight ratio?

The model has about 1.34 cc per lb in the available data. This simply shows how much engine displacement there is for each pound of motorcycle weight.

How far is the Yamaha XS 650 US. Custom from the median Yamaha motorcycle weight?

The representative wet weight is about 112.2 lb (50.9 kg) heavier than the median Yamaha motorcycle weight of 375 lb (170.1 kg) in this dataset.

Is the Yamaha XS 650 US. Custom easy to move around by hand?

Yes, the mass is substantial enough to matter at walking speed. Parking direction, slope and secure footing become important because recovering the bike from a lean takes more effort.

Official information note

Motorcycle specifications can vary by model year, market, equipment and the exact dry/curb-weight definition. Calculated fuel-weight and ratio figures on this page are estimates derived from the supplied specifications. Confirm critical figures in the owner’s manual or on the official Yamaha Motorsports website.