harmon237 Posts 1 Joined 1/4/2014 Location Chattanooga, CA, USA harmon237 1/13/2026 - 11:50am 1/13/2026 - 11:50am Edited Date/Time 1/13/2026 12:05pm What year did Yamaha change the outer diameter of the YZ250/125 forks? I’m referring to the diameter at the triple clamp mounts. 2015? 2016?Also, has the stem length changed since 2006? 1 Save | Quote Log in or register to post comments aklaunch Posts 14 Joined 6/17/2024 Location Beavercreek, OR, USA aklaunch 1/14/2026 10:10pm 1/14/2026 10:10pm For the 125 scroll down to the what did we like part. https://motocrossactionmag.com/two-stroke-tuesday-an-in-depth-look-into… You must have JavaScript enabled to use this form. Save Quote Log in or register to post comments 450exc115 Posts 709 Joined 11/6/2014 Location Hebron, CT, USA 450exc115 1/16/2026 7:01am 1/16/2026 7:01am Stem is the same from 05-present.Forks are the same diameters from 05-present on the two strokes. 05 have different internals than the 06+The YZFs got the smaller diameter upper fork tubes.2005+ YZ250/YZ125/YZ250X/YZ125X : Upper 56mm2010+ YZ450F: Upper 54mm2013+ YZ250F: Upper 54mm You must have JavaScript enabled to use this form. 2 Save Quote Log in or register to post comments Start New Topic Share to Facebook Facebook Facebook Share to Twitter Twitter Twitter Post a reply to: YZ250 Forks To post, please join, log in or connect to Vital using your Facebook profile Login with Facebook. Breadcrumb Forum Main Tech Help/Race Shop
aklaunch Posts 14 Joined 6/17/2024 Location Beavercreek, OR, USA aklaunch 1/14/2026 10:10pm 1/14/2026 10:10pm For the 125 scroll down to the what did we like part. https://motocrossactionmag.com/two-stroke-tuesday-an-in-depth-look-into… You must have JavaScript enabled to use this form. Save Quote Log in or register to post comments
450exc115 Posts 709 Joined 11/6/2014 Location Hebron, CT, USA 450exc115 1/16/2026 7:01am 1/16/2026 7:01am Stem is the same from 05-present.Forks are the same diameters from 05-present on the two strokes. 05 have different internals than the 06+The YZFs got the smaller diameter upper fork tubes.2005+ YZ250/YZ125/YZ250X/YZ125X : Upper 56mm2010+ YZ450F: Upper 54mm2013+ YZ250F: Upper 54mm You must have JavaScript enabled to use this form. 2 Save Quote Log in or register to post comments
Pro Filter Image Pro Filter Premium and Pre-Oiled Ready-to-Use Air Filters constructed of dual-layer, reticulated foam.
Acerbis Fuel Tank Image Acerbis Fuel Tank $234.88 $354.95 From $162.88 – $329.88 at Rocky Mountain ATV/MC
Tusk Talon Tires Image Tusk Talon Tires Fronts from $52.99 & Rears from $65.99 at Rocky Mountain ATV/MC
Luxon 4 Post Bar Mount Image Luxon 4 Post Bar Mount No More Twisted Bars! Luxon 4-Post Bar Mounts $189.95 - $239.95
DeCal Works Image DeCal Works Plastic Kits from $69.00 DeCal Works Huge Plastic Inventory of UFO and Polisport kits.
Pro Chain Lubrication Tool Image Pro Chain Lubrication Tool $39.99 Fits 250/450 motocross & enduro motorcycles. Free shipping: VITALMX
Tusk TM-1 Standard Mousse Tube Image Tusk TM-1 Standard Mousse Tube From $109 – $119 at Rocky Mountain ATV/MC
Fasthouse 2023 Youth A/C Elrod Pants Image Fasthouse 2023 Youth A/C Elrod Pants $77.50 (50% off) MotoSport
Fanttik X9 Pro Portable Tire Inflator Image Fanttik X9 Pro Portable Tire Inflator $59.99 (33% off) Limited time deal on Amazon.com
Acerbis X-Ultimate Handguards Image Acerbis X-Ultimate Handguards $34.88 $45.95 Rocky Mountain ATV/MC
Tusk Swivel-Hook Carabiner Soft-Loop Buckle Tie Downs Image Tusk Swivel-Hook Carabiner Soft-Loop Buckle Tie Downs $34.99 Rocky Mountain ATV/MC
Pivot Works Swing Arm Bearing Kit Image Pivot Works Swing Arm Bearing Kit $71.50 (33% off) Up to 33% off at MotoSport
Dunlop MX34 Geomax Soft/Intermediate Terrain Tires Image Dunlop MX34 Geomax Soft/Intermediate Terrain Tires From $47.99 – $152.99 at Rocky Mountain ATV/MC
Twin Air Power Flow Air Filter Kit Image Twin Air Power Flow Air Filter Kit From $47.99 - $330.99 at MotoSport
Acerbis Full Plastic Kit Image Acerbis Full Plastic Kit From $89.88 – $169.88 at Rocky Mountain ATV/MC
Chomps Grass-Fed Beef Jerky Snack Sticks (24-Pack) Image Chomps Grass-Fed Beef Jerky Snack Sticks (24-Pack) $30.69 See the latest price on Amazon
REI 4th of July Deals Image REI 4th of July Deals Up to 50% off sale, clearance, and REI Outlet (ends 7/6)
Tusk Moto Toolbox with Tools Image Tusk Moto Toolbox with Tools $449.99 $469.99 Rocky Mountain ATV/MC
Odi V2 Emig Pro MX Lock-On Grips Image Odi V2 Emig Pro MX Lock-On Grips From $31.46 – $34.96 at Rocky Mountain ATV/MC
Seven 2024 Zero Vented Compression Jersey Image Seven 2024 Zero Vented Compression Jersey $37.50 (50% off) Up to 50% off at MotoSport
EVS Youth Tug Sleeveless Baselayer Shirt Image EVS Youth Tug Sleeveless Baselayer Shirt $23.77 (32% off) MotoSport
Get Your Vital MX Merch Image Get Your Vital MX Merch Thank you for supporting independent motocross media
Tusk Mousse Foam Tube Mounting Lube Image Tusk Mousse Foam Tube Mounting Lube From $4.98 – $29.98 at Rocky Mountain ATV/MC
Worx 4V Electric Screwdriver Set with 6 Bits Image Worx 4V Electric Screwdriver Set with 6 Bits $29.99 (45% off) Limited time deal on Amazon.com
Leatt 2026 Moto 5.5 FlexLock Boots Image Leatt 2026 Moto 5.5 FlexLock Boots $384.30 (30% off) MotoSport
Backcountry 4th Of July Sale Image Backcountry 4th Of July Sale Get up to 40% off gear at Backcountry (ends 7/6)
Pirelli Scorpion MX32 Mid Soft Rear Tire Image Pirelli Scorpion MX32 Mid Soft Rear Tire Up to 35% off at MotoSport
For the 125 scroll down to the what did we like part.
https://motocrossactionmag.com/two-stroke-tuesday-an-in-depth-look-into…
Stem is the same from 05-present.
Forks are the same diameters from 05-present on the two strokes. 05 have different internals than the 06+
The YZFs got the smaller diameter upper fork tubes.
2005+ YZ250/YZ125/YZ250X/YZ125X : Upper 56mm
2010+ YZ450F: Upper 54mm
2013+ YZ250F: Upper 54mm
Post a reply to: YZ250 Forks