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Yamaha XSR 155

The Yamaha XSR 155 is a current 155 cc motorcycle. BikeWale lists 18.1 bhp @ 10000 rpm maximum power and 14.2 Nm @ 7500 rpm maximum torque. It has a 10 litres fuel tank. Its claimed top speed is 125 kmph. It weighs 137 kg.

Engine
155 cc
Max power
18.1 bhp @ 10000 rpm
Max torque
14.2 Nm @ 7500 rpm
Fuel tank
10 litres
Kerb weight
137 kg

About the Yamaha XSR 155

Overview

The Yamaha XSR 155 is a motorcycle from Yamaha. It is currently on sale. With a 155 cc engine it sits in the 150–250 cc class.

Engine and performance

Power comes from a 155 cc single-cylinder liquid-cooled engine that makes 18.1 bhp at 10,000 rpm and 14.2 Nm of torque at 7,500 rpm. Divide power by kerb weight and it has about 134 PS per tonne; by that measure, it is lively, with easy overtakes and relaxed highway speeds. The claimed top speed is 125 km/h. It has electric start.

Gearbox

It has a 6-speed manual gearbox with a 1-down, 5-up shift pattern, and a chain carries drive to the rear wheel. Its slipper clutch lightens the lever and stops the rear wheel hopping when you downshift hard.

Chassis, brakes and tyres

It is built around a deltabox frame. Suspension is by USD forks at the front and swingarm (link suspension) at the rear. Braking is by a 282 mm disc at the front and a 220 mm disc at the rear, with dual-channel ABS. ABS on both wheels keeps either tyre from locking under hard braking. It rides on 17-inch alloy wheels with tubeless tyres — 100/80 - 17 at the front and 140/70R - 17 at the rear.

Size, comfort and range

The seat is 810 mm off the ground, which is about average and suits most riders. It weighs 137 kg ready to ride. Ground clearance is 170 mm — enough for most speed breakers. It is 2,005 mm long, with 1,325 mm between the axles. It carries 10 L of fuel.

Features and equipment

Equipment includes LCD Display with Brightness Control, an LED headlamp, call and SMS alerts, gear position indicator, real-time mileage indicator, service due indicator, engine temperature indicator, low fuel indicator and low oil indicator. Safety equipment includes engine kill switch, side-stand engine cut-off, side-stand warning, hazard light switch, traction control and malfunction indicator.

Owning one

The manufacturer's warranty is 30,000 km or 2 years. It comes with 4 free services, the first due at 1000 km or 30 days. For the Yamaha XSR 155, Mechiee offers a fixed ₹1,399 doorstep service.

Care notes for this model

Recommended tyre pressures are 29 psi front and 33 psi rear, solo or with a pillion. The published service intervals are 1st service at 1000 km or 30 days, 2nd service at 5000 km or 150 days, 3rd service at 9000 km or 270 days and 4th service at 13000 km or 390 days. Its chain drive needs regular cleaning, lubrication and slack adjustment.

Yamaha XSR 155 specifications

These figures come from a single publication (BikeWale) and have not been confirmed against the manufacturer. Exact values can differ slightly by variant and model year.

Engine & performance

Displacement
155 cc
Configuration
1 Cylinder, Liquid Cooled, 4 Valves
Starting
Self Start
Maximum power
18.1 bhp @ 10000 rpm
Maximum torque
14.2 Nm @ 7500 rpm
Top speed
125 kmph
Transmission
Manual
Gears
6 speed
Clutch
Assist And Slipper Clutch
Final drive
Chain Drive
Bore x stroke
58 mm x 58.7 mm
Compression ratio
11.6 : 1
Emission norm
BS6 Phase 2B
Spark plugs
1 Per Cylinder
Gear shift pattern
1 Down 5 Up
Riding range (claimed mileage x tank)
460 km

Dimensions & capacity

Length
2005 mm
Width
805 mm
Height
1080 mm
Wheelbase
1325 mm
Ground clearance
170 mm
Seat height
810 mm
Kerb weight
137 kg
Fuel tank
10 litres
Fuel reserve
1.6 litres

Brakes, suspension & tyres

Front brake
Disc, 282 mm, 2 piston caliper
Rear brake
Disc, 220 mm, 1 piston caliper
Braking system
Dual Channel ABS
Front suspension
USD Forks
Rear suspension
Swingarm (link suspension)
Front tyre
100/80 - 17
Rear tyre
140/70R - 17
Wheels
Alloy
Tyre type
Tubeless
Wheel size
Front - 17 inch, Rear - 17 inch
Tyre pressure (rider only)
Front - 29 psi, Rear - 33 psi
Tyre pressure (with pillion)
Front - 29 psi, Rear - 33 psi

Chassis & frame

Frame type
Deltabox

Electricals

Battery
12V,4.0Ah(10HR)
Headlamp
LED Headlamp
Instrument console
LCD Display with Brightness Control
Tail lamp
LED
Indicators
LED

Features & technology

  • Call and SMS alerts
  • Gear position indicator
  • Real-time mileage indicator
  • Service due indicator
  • Engine temperature indicator
  • Low fuel indicator
  • Low oil indicator

Safety

  • Dual Channel ABS
  • Engine kill switch
  • Side-stand engine cut-off
  • Side-stand warning
  • Hazard light switch
  • Traction control
  • Malfunction indicator

Sources: BikeWale

Specifications last checked:

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Owning the Yamaha XSR 155

  • Manufacturer warranty

    30,000 km or 2 years

    Terms and conditions apply.

  • Free services

    4 from the manufacturer

    At the brand's authorised service centres.

  • Mechiee doorstep service

    ₹1,399

    Mechiee's fixed doorstep service price for this model.

Manufacturer service schedule

  1. 1st service1000 km or 30 days
  2. 2nd service5000 km or 150 days
  3. 3rd service9000 km or 270 days
  4. 4th service13000 km or 390 days

As published for this model; whichever comes first. Check your owner’s manual for the exact schedule.

Maintaining the Yamaha XSR 155

  • Routine servicing

    Follow the schedule in the owner's manual for your exact variant and year. A regular service is the cheapest way to catch small problems before they become expensive ones.

  • Engine oil & filter

    Engine oil is the single most important consumable to keep fresh. Top up between services if the level drops, and change it on schedule.

  • Brake inspection

    With Disc, 282 mm, 2 piston caliper and Disc, 220 mm, 1 piston caliper brakes, check pad or shoe wear, lever and pedal free play, and braking feel at every service.

  • Chain cleaning & lubrication

    A clean, correctly tensioned and lubricated chain lasts longer and wastes less power. Check slack regularly, especially after riding in rain or dust.

  • Coolant & cooling system

    A liquid-cooled engine relies on coolant. Check the level and look over hoses and the radiator for leaks or damage, and replace coolant as the owner's manual directs.

  • Air filter & spark plug

    A clogged air filter or worn spark plug shows up as hard starting, weak throttle response and poorer fuel economy. Both are checked at a regular service and replaced when worn.

  • Disc brake fluid

    Brake fluid absorbs moisture over time, which lowers its boiling point. Have its level and condition checked and change it on the interval in the owner's manual.

  • Tyre inspection

    This bike runs 100/80 - 17 / 140/70R - 17 tyres. Check pressure, tread depth and sidewalls, and replace tyres that are worn or cracked.

  • Battery & electricals

    The battery is listed as 12V,4.0Ah(10HR). Weak starting, dim lights or a flickering console are early signs the battery or charging system needs a look.

Mechiee service

Looking for service for your Yamaha XSR 155?

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Compare with similar Yamaha bikes

Manufacturer figures for each bike. A dash means the value is not published in our sources.

SpecificationYamaha XSR 155Yamaha MT-15Yamaha R15 V3Yamaha R15 V4
Engine155 cc155 cc155 cc155 cc
Max power18.1 bhp @ 10000 rpm18.4 PS @ 10000 rpm18.37 bhp @ 10,000 rpm18.4 PS @ 10000 rpm
Max torque14.2 Nm @ 7500 rpm14.1 Nm @ 7500 rpm14.1 Nm @ 8,500 rpm14.2 Nm @ 7500 rpm
Claimed mileage———55.2 kmpl (claimed, per 91wheels)
Gears6 speed6-speed6-speed6-speed
Kerb weight137 kg141 kg142 kg141 kg
Fuel tank10 litres10 L11 L11 L
Front brakeDisc, 282 mm, 2 piston caliperDisc, 282 mmDiscDisc, 282 mm
Rear brakeDisc, 220 mm, 1 piston caliperDisc, 220 mmDiscDisc, 220 mm

Yamaha XSR 155 specs explained

What the technical terms on this page mean.

ABS
Anti-lock braking system. It stops a wheel locking up during hard braking so the rider can keep steering. A single-channel system works on one wheel, usually the front; a dual-channel system works on both.
Liquid cooling
Coolant circulates through the engine and a radiator, keeping temperatures steadier than air alone, especially in traffic or under load.
Assist and slipper clutch
The assist part makes the clutch lever lighter. The slipper part eases the rear wheel's tendency to hop when you shift down hard.
Upside-down fork
A front fork mounted the opposite way round to a conventional one, with the thicker tubes at the top. It is typically stiffer under braking and cornering.
Tubeless tyres
Tyres with no inner tube. A small puncture usually loses air slowly, which makes roadside repair easier.
Kerb weight
The weight of the bike ready to ride, with its fluids and fuel, but without a rider or luggage.
Bore x stroke
The cylinder's width and the piston's travel. A larger bore relative to stroke tends to favour revs; a longer stroke tends to favour low-speed pull.
Compression ratio
How much the fuel-air mixture is squeezed before it is ignited. It is one of the factors behind an engine's efficiency and power.

Frequently Asked Questions

The Yamaha XSR 155 has a 155 cc engine, described as 1 cylinder, liquid cooled, 4 valves.

The Yamaha XSR 155 is rated at 18.1 bhp @ 10000 rpm maximum power and 14.2 Nm @ 7500 rpm maximum torque.

The Yamaha XSR 155 has Disc, 282 mm, 2 piston caliper at the front and Disc, 220 mm, 1 piston caliper at the rear, with Dual Channel ABS.

The Yamaha XSR 155 runs 100/80 - 17 at the front and 140/70R - 17 at the rear on alloy wheels.

Follow the service schedule in the owner's manual for your exact variant and year. Between services, keep an eye on engine oil, chain, tyres and battery. With Disc, 282 mm, 2 piston caliper and Disc, 220 mm, 1 piston caliper brakes, brake wear and adjustment are worth checking at every visit.

The manufacturer states a warranty of 30,000 km or 2 years. Terms and conditions apply.

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