2025 KTM 125 SX (Fuel Injected) Parts & Accessories

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Displaying parts for your 2025 KTM 125 SX (Fuel Injected)

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See stock sizes for this machine

  • Front Tire:80/100x21
  • Rear Tire:100/90x19
  • Front Sprocket:13 Tooth
  • Rear Sprocket:51 Tooth
  • Chain:520x118
  • Spark Plug:BR10ECM
For reference only. Please consult your owner's manual to confirm manufacturer specs.
ASV F4 Series Standard Clutch Lever$95.00
Rated 4.38 out of five stars.★★★★⯪
KTM OEM Rear Fender$57.99 – $68.25
Rated 5.00 out of five stars.★★★★★
Odi Podium Flight 1 1/8" Handlebars$89.96 – $95.36
Rated 4.74 out of five stars.★★★★★
All Balls Rear Wheel Bearing Kit$28.13
Rated 4.49 out of five stars.★★★★⯪
Supersprox Front Sprocket$17.88
Rated 4.83 out of five stars.★★★★★
Primary Drive XTS Front Sprocket$15.99
Rated 4.79 out of five stars.★★★★★
All Balls Clutch Slave Cylinder Repair Kit$68.84
Rated 3.52 out of five stars.★★★⯪☆
Supersprox Stealth Rear Sprocket$69.88
Rated 4.77 out of five stars.★★★★★
KTM OEM Fork Bushing Kit $23.37
Rated 4.75 out of five stars.★★★★★
Bullet Proof Designs Radiator Cap Remover$16.99
Rated 4.63 out of five stars.★★★★⯪
SKF Fork Mud Scraper Kit$39.88
Rated 4.15 out of five stars.★★★★☆
Dirt Tricks Countershaft Dome Spring Washer$31.99
Rated 4.60 out of five stars.★★★★⯪
Enduro Engineering Clutch Slave Cylinder Guard$41.95
Rated 4.85 out of five stars.★★★★★
All Balls Clutch Master Cylinder Repair Kit$38.56
Rated 4.40 out of five stars.★★★★⯪
Seal Savers Fork Covers$20.99 – $21.99
Rated 4.24 out of five stars.★★★★☆
Pro X Fork & Dust Seal Kit$53.98
Rated 4.41 out of five stars.★★★★⯪
Works Connection Fork Bleeders$29.95
Rated 4.58 out of five stars.★★★★⯪
Pro Circuit R-304 Shorty Aluminum Silencer$154.88
Rated 4.89 out of five stars.★★★★★
Hot Rods Transmission Bearing Kit$130.11
Rated 4.69 out of five stars.★★★★★
Acerbis X-Brake/Spider Evolution Disc Cover Mounting Kit$29.88 – $36.88
Rated 4.57 out of five stars.★★★★⯪
Factory Effex All Grip Seat Cover$37.75
Rated 4.45 out of five stars.★★★★⯪
Enduro Engineering Radiator Braces$103.95
Rated 4.07 out of five stars.★★★★☆
KTM OEM Air Box Panel$31.99 – $34.99
KTM OEM Inline Fuel Filter$25.98
Rated 4.92 out of five stars.★★★★★
KTM Lock-On Grip Set$34.99
Rated 4.74 out of five stars.★★★★★
Renthal Aramid Tapered Half Waffle MX R-Works Lock-On Grips$31.95
Acerbis X-Future Front Disc Cover with Mounting Kit$57.57 – $64.57
Rated 4.83 out of five stars.★★★★★
Motion Pro Rear Sprocket Bolt and Nut Fastening Kit$14.29
Rated 4.91 out of five stars.★★★★★
Primary Drive Alloy Kit & Gold Plated MX Race Chain$109.99
Rated 4.86 out of five stars.★★★★★
Bullet Proof Designs GEN 2 Radiator Guards$234.00 – $270.00
Rated 4.74 out of five stars.★★★★★
Pro X Head and Base Gasket Set $26.99
Rated 4.27 out of five stars.★★★★☆
Works Connection Tach/Hour Meter with Resettable Maintenance Timer with Mou…$66.90
Rated 5.00 out of five stars.★★★★★
Bolt Rotor Bolt Kit$8.95
Rated 4.57 out of five stars.★★★★⯪
Renthal Aramid Half Waffle MX R-Works Lock-On Grips$31.95
Tusk Impact Universal Linkage Guard$32.50
Rated 4.66 out of five stars.★★★★★
KTM OEM Radiator Shrouds$76.99
KTM Lower Fork Protectors$36.99
Rated 5.00 out of five stars.★★★★★
Race Tech Fork Seals$49.99
Rated 4.72 out of five stars.★★★★★
Tusk Spoke Torque Wrench Replacement Head$11.99
Rated 4.43 out of five stars.★★★★⯪
IMS Fuel Tank$438.10
Rated 4.37 out of five stars.★★★★⯪
Tusk Piston Ring Compressor$22.99
Rated 5.00 out of five stars.★★★★★
Boyesen Super Stock Carbon Reeds$53.88
Rated 4.69 out of five stars.★★★★★
JT Self Cleaning Competition Brake Rotor, Front$39.88
Rated 4.50 out of five stars.★★★★⯪
Tusk Aluminum Brake Pedal Replacement Toe Tip$24.99
Rated 4.69 out of five stars.★★★★★
Wiseco Racer's Elite Piston Kit$173.97
Rated 4.23 out of five stars.★★★★☆
KTM OEM Front Number Plate$31.99 – $34.99
Rated 5.00 out of five stars.★★★★★
Renthal Ultra-Tacky Half Waffle MX R-Works Lock-On Grips$31.95
Rated 5.00 out of five stars.★★★★★
Enduro Engineering Bar Riser Kit$44.95
Rated 4.65 out of five stars.★★★★⯪
EBC MXS Brake Pad - Sintered Metal$46.76
Rated 4.57 out of five stars.★★★★⯪
Tusk TPS Guard$24.99
Rated 4.67 out of five stars.★★★★★
Bullet Proof Designs Oil Drain Kit$17.99
Rated 3.96 out of five stars.★★★★☆
Enduro Engineering Separate Start/Stop Conversion Kit$119.95
Rated 3.20 out of five stars.★★★☆☆
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