Same-day shipping cutoff: Noon Pacific Time

TTR125LE: Fuel and Intake

TTR125LE

The TTR125LE been offered from 2003 to Current and is equipped with an electric start. It's powered by a carbureted 124cc air-cooled single-cylinder engine with a compression ratio of 10.0:1 and is mated to a 5-speed transmission that employs a wet clutch system. The TTR125LE has a seat height of 31.7 inches and a ground clearance of 11.6 inches, making it suitable for a diverse range of riders, from novices to more experienced individuals. This motorcycle is primarily designed for recreational purposes and off-road trail riding. It is distinguished by its soft suspension, wide seat, and high ground clearance, contributing to its user-friendly nature for riders of varying experience levels.

Small Wheel = SW
Big Wheel = BW
Year
Wheel Type

Chain Size:

Front Sprocket:

Rear Sprocket:

Front Tire:

Rear Tire:

Spark Plug:

'03-'09
Small Wheel

428x116

13T

49T

70/100-17

90/100-14 

NGK
CR7HSA
2003
Big Wheel

428x121

13T

54T

70/100-19

90/100-16

NGK
CR7HSA
'04-'13
Big Wheel

428x122

13T

54T

70/100-1990/100-16NGK
CR7HSA
'14-'25
Big Wheel

428x121

13T

54T

70/100-1990/100-16NGK
CR7HSA
Go to Category

Fuel and Intake

ProCycle Approved

Jet Kit, ProCycle

CARB   WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125LE '03 - '26

Tune your stock carburetor for better power and response, easier starting and quicker warm up. Mikuni main and pilot jets.

  • Main Jets: #110 & #112.5
  • Pilot Jets: #17.5 & #20
Add Pocket Tuner Tool
Ships same business day
$29.95

Carburetor Repair Kit

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125LE '03 - '05

Rebuild your crusty carburetor with parts from the same manufacturer the OEM companies use. Included in the kit are all necessary gaskets, O-rings, float valve and jets you need to rebuild your carburetor to like new condition.

Choose Year
Add Pocket Tuner Tool
Ships in 3-5 business days
$57.95

Washer, Spring and O-Ring, JD Jetting

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Universal fit. May require additional adjustment or modification.

Genuine Keihin spring, washer, and oring for the fuel screw of FCR and FCR MX carbs.

Just the parts…
Fuel screw spring, washer, o-ring (fuel screw not included)

Ships same business day
$8.95

Fuel Filter - 1/4" 90° or Straight

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Universal fit. May require additional adjustment or modification.

The small size and right angle hose barbs make this filter easier to fit into the small space between your fuel petcock and carburetor. Filter body is only 7/8" diameter. Straight filter is 2" long, 90 degree filter is only 1-5/8" long.

Choose Type
Ships same business day
$24.95

Fuel Filter - 5/16"

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Universal fit. May require additional adjustment or modification.

This filter is meant for 5/16" fuel lines. Only 1/2" thick it is small enough to fit just about anywhere.

Choose Pack
Ships same business day
$24.95

Air Filter Kit, BBR Free-Flow

TTR125LE '03 - '26

High-performance, high-flow filter element and filter base for the TT-R 125.

  • Replaces stock filter and base
  • Filter base is made from HDPE plastic
  • 3 times larger than stock filter!
  • Adds almost 1/2 horsepower
  • Designed to fit inside the factory air box
Ships same business day
$104.95

Air Filter, Twin Air

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
TTR125LE '03 - '26

Thick, flat foam, greaseless sealing ring ensures maximum contact with your airbox while acting as a breathable gasket for increased air passage

Features:

  • Coarse open-pore foam catches airborn dirt, grime, and sand
  • Fine open-pore inner foam acts as second filter to trap the smallest particles while ensuring maximum air passage
  • Adhesive withstands repeated cleaning
  • Smaller than stock to increase air space and circulation around filter
  • exclusively formulated adhesive withstands repeated cleaning. even with harsh solvents or gasoline
  • twin air filters are slightly smaller than stock filters to increase air space around the filter and improve circulation
Please contact us for availability information
$36.95

Air-Box Filtered Vents, Uni

Made in USA WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.
Universal fit. May require additional adjustment or modification.

Sold in 6 packs

  • Compatible with many air filter boxes. Easy to install by drilling 1’’ holes in airbox housing and snap fitting vents in.
  • May be cleaned and re-oiled
  • More air flow allows you to add more fuel to your intake mixture, increasing performance.
  • 1" Diameter

Not legal for use on pollution controlled vehicles in the state of California.

Ships same business day
$14.95