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The TT-R125L is well suited for a wide variety of off road enthusiasts, from brand new riders, to riders looking to move up from smaller machines. Regardless of age or gender, the easy to use “mid size” TT-R125L is a blast to ride.

Potent, air-cooled, 124cc, SOHC, 2-valve, 4-stroke powerplant produces broad, torquey power tuned for maximum, novice friendly off-road performance.

Rugged, diamond-type, steel frame features longer wheelbase and higher seat height to accommodate larger riders while still maintaining quick, agile, off-road handling.

4-stroke, air-cooled, SOHC, 2-valve, single
Bore and Stroke
54 x 54mm
Compression Ratio
Maximum Torque
1kg-m (7.3 ft-lb)@ 6,500 rpm
Fuel Delivery
Mikuni VM20
Ignition / Starting
CDI / Kick
5-speed w/manual clutch
Final Drive
Suspension (Front)
31mm fork / 180mm (7.1") wheel travel
Suspension (Rear)
Adjustable link-type Monocross / 168mm (6.6") wheel travel
Brakes (Front)
220mm disc / twin piston caliper
Brakes (Rear)
Tires (Front)
Tires (Rear)
Critical Data
1,900mm (74.8")
795mm (31.3")
1,085mm (42.7")
1,270mm (50")
Ground Clearance
295mm (11.6")
Seat Height
805mm (31.7")
Fuel Capacity
6 litres (1.3 imp. gallons)
Wet Weight
84kg (185 lb)
Yamaha Blue


  • Potent, air-cooled, 124cc, SOHC, 2 valve, 4-stroke power plant produces broad, torquey power tuned for maximum, novice-friendly off-road performance... perfect for a wide range of trail conditions.
  • Manual kick start (see TT-R125LE if interested in electric starting).
  • Proven, 2-valve cylinder head design.
    • easy to adjust traditional rocker arms
    • 150 hour valve adjustment intervals
  • Automatic cam chain tensioner & silent design cam chain.
    • reduces maintenance time, tune up costs & reduces mechanical engine noise
  • Engine counter balancer.
    • reduces vibration for maximum rider comfort
  • Easy access, side mounted engine oil drain plug for fast, easy oil changes.
  • Mikuni VM20 carburetor.
    • crisp throttle response combined with good fuel economy
    • "Electroless" nickel plated valve seat & nickel silver needle valve assembly, counter act the negative effects of E10 (10% ethanol) fuels
  • Easy-access, tools free, washable foam air filter reduces costs.
  • Smooth-shifting, 5-speed transmission with manual clutch.
    • optimized gear ratios for maximum versatility & usable power delivery
  • Lightweight, upswept exhaust system with stylish aluminum end cap.
    • quiet operation will keep neighbors happy
    • cleanable screen type spark arrestor
    • heat shields protect rider from hot components
  • Rugged, plastic engine skid plate helps to protect against rocks and logs.
  • CD (capacitor discharge) ignition system.
    • maintenance free, delivers a strong spark for fast starts & solid engine performance at all rpms
  • Side stand lock out switch prevents the unit from being ridden if the side stand is down.


  • Rugged, diamond-type, steel frame features a 1,270mm (50") wheelbase.
    • quick, agile, off-road handling
    • super durable design
  • Lightweight, aluminum, box-section swingarm.
    • excellent rear wheel control & traction
    • easy-to-use, eccentric-type chain adjusters
  • 31 mm Showa front fork with 180 mm (7.1") of wheel travel.
    • fork features slightly softer settings than the TT-R125LE
    • rubber fork boots (gaiters) help protect tubes & seals from damage
  • Adjustable Monocross, link type single shock rear suspension offers 168 mm (6.6") of wheel travel.
    • spring preload adjustability to suit rider weight
  • Front 220 mm disc with twin piston caliper delivers strong, confidence-inspiring stopping power.
  • Rear drum brake with easy-to-use, wing nut adjuster.
  • 295 mm (11.6") of ground clearance.
    • serious ground clear to tackle the tough terrain
    • makes it easier to hop over small logs or other obstacles
  • 6 litre plastic resin fuel tank.
    • lots of fun between fill ups
    • on/off/reserve fuel petcock for peace of mind
    • tank features "fluorination surface treatment" to reduce fuel permeation for improved environmental protection
  • Mid-size, 19" front & 16" rear wheels.
    • mid-size wheel size reduces seat height for increased rider confidence
    • knobby tires offer superb grip in the dirt.
  • YZ-F inspired body work.
    • "slim design" bodywork allows for fast, easy rider mobility
    • styling is right from our championship winning YZs
    • YZ style "faux" rad shrouds
  • Flat YZ-style seat.
    • features non-slip, non-clogging seat cover just like our bigger YZs
    • flat design allows easy rider mobility
  • Low 805 mm (31.7") seat height.
    • helps inspire rider confidence
  • Serrated, folding foot pegs provide excellent grip even in wet or muddy conditions
  • Motocross style handlebar utilizes a crossbar for added strength.


  • Handlebar-mounted, key-operated ignition switch prevents unwanted joy rides.
  • Convenient handlebar-mounted choke
  • Folding foot pegs, folding shift lever & folding brake pedal tip resist during a tip-over
  • Convenient lift holes in right side cover makes lifting the bike easier
  • Brake and clutch lever rubber covers help reduce dirt & mud build-up
  • E10 (10% ethanol fuel) compatible fuel system components

IMPORTANT NOTE: Adult supervision and proper protective riding gear, including a helmet & eye protection are a must when a youngster is operating a TT-R125L.

Curb Weight:84kg (185 lb)
Condition:Brand New
Stock Number:TT-R125L
Model:YAMAHA Off Road - Recreation
Transmission:5-speed w/manual clutch
Engine Type:4-stroke, air-cooled, SOHC, 2-valve, single - 124cc
Fuel Capacity:6 litres (1.3 imp. gallons)
Colour:Yamaha Blue

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