KLX250S: Drivetrain

Drivetrain: 

* KLX250S The chain length for the stock 14-42 gearing on the ´06 & ´07 models, or the 13-42 gearing on the ´09 to Current models is 106 links.

If you have the KLX250SF SuperMoto version with stock 13-39 gearing it will also take the 106 link chain.

If you run 45 or larger on the rear, you might want to opt for the 108 link chain. All of these chains come with a clip type master link

Front Tire:            Rear Tire:              Spark Plug:
80/100-21 (S) 100/100-18 (S) CR8E
110/70-17 (SF) 130/70-17 (SF) CR8E

 

Drivetrain

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

Chain Extension Kit, EK SRO6 520

KLX250S '06 - '14
Add Master Link Pliers
$22.95

Adding a larger front or rear sprocket may require a few extra links in your chain. If you are running the EK SRO6 520 O-ring chain, our extension kit is an affordable way to do it.

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

Drive Chain: 520

KLX250S '06 - '14
Choose Type / Length
$49.95

High Quality chain. Will need to be cut to fit your sprocket combination.

 

* KLX250S The stock chain length for the stock 14-42 gearing on the ´06 & ´07 models, or the 13-42 gearing on the ´09 to Current models is 106 links. If you have the KLX250SF SuperMoto version with 13-39 gearing, that will still take the 106 link chain. If you run 45 or larger on the rear, you might want to opt for the 108 link chain. All of these chains come with a clip type master link

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

Master Link

Choose Pitch / Type
Add Master Link Pliers
$5.95

Always carry a spare master link when out on the trail.

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  Important! Master links are not interchangeable. Be sure to check the manufacturer and series on your chain.

Front Countershaft Sprocket

KLX250S '06 - '07
Choose Year and Tooth Count
Add Lubricant
$19.00

High quality steel front sprockets from 12 teeth to 16 teeth.

Rear Sprocket

KLX250S '06 - '15
Add Lubricant
Add Rear Sprocket Bolts
$39.95

High quality steel rear sprockets from 42 teeth to 53 teeth.

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

Rear Sprocket Bolts

KLX250S '94 - '21
$10.95

A set of six high quality grade 10 sprocket bolts with lock nuts. Thread-lock compound has already been applied for extra security.

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

Chain Adjustment Tool, Slack Setter Pro

$19.95
  • Accurately and quickly measures chain slack
  • Two scales measure both chain slack and chain to swingarm clearance
  • Setting chain slack properly dramatically improves chain life
  • Lightweight compact design fits easily in your tool box or road kit
  • Works on most street and dirt bike applications up to 75mm chain slack
  • Made from engineered nylon with aluminum measuring scale
  • Anodized laser-etched precision measuring scale
  • Refer to your owner's manual for proper chain slack and procedure
  • Patent pending
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Chain Alignment Tool, Motion Pro

$18.95

Designed for quick and accurate alignment, this tool clamps squarely to the rear sprocket so the alignment rod can indicate sprocket alignment with the chain.

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. ProCycle Approved

Chain Breaker / Rivet Tool, Moose

$74.95

Can break or rivet chains from #35 to #530 like a pro.

kit includes a 2mm, 3mm, and a 4mm pin to fit most chains.

kit includes press plates,and all necessary riveting pieces and comes in a durable plastic case.

NOTE: when breaking a chain, YOU MUST grind the heads off of both pins on a link first.

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

Chain Breaker Tool

$16.95

Here is a tool to help you remove a few links from a chain that is too long. A great tool to have in your tool box.

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  Note! The head of the pivot pin you are going to remove must be ground down level with the side plate before using this tool to push it out. Failure to do that will cause damage to the tool that is not covered by any warranty!

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

Chain Brush - 360°

$12.95

This brush has 2.25 coils of 360° chemical-resistant nylon bristles to make it the fastest, most effective, precise and systematic method for giving your chain a thorough cleaning. It will help the performance and life of the chain, sprockets, and the engine. This brush will fit any 400 or 500 series chains.

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

Chain Brush - The Grunge Brush

$13.95

Innovative design that cleans chain from 3 angles at once. Long handle keeps fingers and hands away from chain and sprockets.

  • Will not harm O-ring chains
  • Easily adjustable for all chain sizes
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm.

Chain PBR Tool, Motion Pro

$104.95
  • PBR = press, break, rivet
  • Innovative design will press, break and rivet 520, 525 and 530 chains with one convenient tool
  • Versatile design will remove chain pins, press master-link plates and rivet hollow nose and soft nose (quad stake) master link pins on O-Ring and non O-Ring type chains
  • Easy-to-use design allows you to change tool functions by simply moving the position of the anvil block
  • Indexing letters on movable anvil and body ensures correct tool configuration; simply line up the letter on the anvil to the letter on the body to get the configuration you need
  • All components conveniently store on tool when not in use
  • All steel construction with heat-treated components for strength and durability
  • May be supported in a vise or held with included handle
  • Great for the professional technician or DIY mechanic
  • Compact and light enough to carry in a tool bag for trail-side repairs
  • Patent Pending
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. ProCycle Approved

Master Link Pliers

$19.95

Make your life a little easier by having a set of these in your toolbox. Designed to simplify installation and removal of clip-type master links. One tip is shorter and notched to be placed on the pin which allows the longer end to push the clip.

WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. ProCycle Approved

Master Link Press Tool

$32.95

This Motion Pro is a must have when installing and removing Clip-Style master links (520, 525 & 530 sizes).

Easily presses on and off master link plates, works on 520, 525 & 530 Clip-Style master links.

Maximum master link width 24.8mm.

Will not damage master links, hardened steel pins for reliable use.

Light weight billet aluminum construction.