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1999 KTM 400 SX Parts & Accessories

Fits Your Machine

Displaying parts for your 1999 KTM 400 SX

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See stock sizes for this machine

  • Front Tire:80/100X21
  • Rear Tire:110/90x19
  • Front Sprocket:14 Tooth
  • Rear Sprocket:50 Tooth
  • Chain:520
  • Spark Plug:D8EA
Supersprox Rear Steel Sprocket$49.46 – $53.96MSRP: $54.95 – $59.95 You save 10%
Rated 4.74 out of five stars.★★★★★
Acerbis Upper Fork Guards$19.87MSRP: $31.95 You save 38%
Rated 4.62 out of five stars.★★★★⯪
Tusk Universal Big Bar Clamp and Bar Kit$72.99 – $192.88MSRP: $101.94 – $207.94 You save up to 28%
Rated 4.47 out of five stars.★★★★⯪
Tusk Swing Arm Chain Adjuster Bolt Repair Kit$15.99MSRP: $29.99 You save 47%
Rated 4.33 out of five stars.★★★★⯪
Motion Pro Rear Sprocket Bolt and Nut Fastening Kit$12.99
Rated 4.91 out of five stars.★★★★★
Tusk Front Brake Pin Kit$5.99MSRP: $9.99 You save 40%
Rated 4.66 out of five stars.★★★★★
Supersprox Stealth Rear Sprocket$107.96MSRP: $119.95 You save 10%
Rated 4.77 out of five stars.★★★★★
Renthal Aluminum 7/8" Handlebar$94.88 – $104.88
Rated 4.84 out of five stars.★★★★★
Polisport Side Panels$36.88MSRP: $54.99 You save 33%
Rated 4.28 out of five stars.★★★★☆
All Balls Brake Caliper Piston Kit$32.36MSRP: $35.95 You save 10%
Rated 4.78 out of five stars.★★★★★
Tusk Titanium Sprocket Bolt Kit$39.99MSRP: $48.99 You save 18%
Rated 5.00 out of five stars.★★★★★
Tusk Universal Big Bar Clamp Kit$29.99MSRP: $35.99 You save 17%
Rated 4.65 out of five stars.★★★★⯪
ASV F4 Series Brake Lever$95.00
Rated 4.85 out of five stars.★★★★★
Rox Speed FX 2" Handlebar Risers$76.88 – $84.88MSRP: $95.95 – $101.95 You save up to 20%
Rated 4.83 out of five stars.★★★★★
Fastway Evo 4 Foot Pegs$167.90
Rated 4.77 out of five stars.★★★★★
JT Self Cleaning Competition Brake Rotor, Front$41.16MSRP: $46.25 You save 11%
Rated 4.50 out of five stars.★★★★⯪
Braking Race Sintered Compound CM46 Brake Pads$39.88MSRP: $47.95 You save 17%
Rated 4.63 out of five stars.★★★★⯪
JT Self Cleaning Competition Brake Rotor, Rear$41.19MSRP: $46.25 You save 11%
Rated 4.00 out of five stars.★★★★☆
Galfer Brake Pad - Sintered Double H$33.75MSRP: $37.50 You save 10%
Rated 4.62 out of five stars.★★★★⯪
Tusk Spoke Torque Wrench Replacement Head$11.99MSRP: $14.99 You save 20%
Rated 4.43 out of five stars.★★★★⯪
Mylers High Pressure Radiator Cap$17.99MSRP: $20.00 You save 10%
Rated 4.76 out of five stars.★★★★★
Bullet Proof Designs Oil Drain Kit$17.99
Rated 4.00 out of five stars.★★★★☆
Wheeler Whips Clamp On Motorcycle Flag Holder$33.88
Rated 3.80 out of five stars.★★★★☆
Enduro Engineering Trail Side Multi Tool$31.99MSRP: $34.95 You save 8%
Rated 4.88 out of five stars.★★★★★
Vortex 520 Steel Rear Sprocket$58.61MSRP: $68.95 You save 15%
Rated 4.83 out of five stars.★★★★★
KTM OEM Brake Pads$98.07MSRP: $115.38 You save 15%
Factory Effex All Grip Seat Cover$42.88MSRP: $49.95 You save 14%
Rated 4.45 out of five stars.★★★★⯪
Tusk Solid Typhoon Mud Brake Rotor, Rear$59.99MSRP: $79.99 You save 25%
Rated 5.00 out of five stars.★★★★★
Race Tech Shock Nitrogen Charging Bolt$16.99
Rated 3.64 out of five stars.★★★⯪☆
Polisport Free Flow UFX Front Fender$32.88
Rated 4.57 out of five stars.★★★★⯪
Odi Podium 7/8" Handlebars$76.88 – $79.88MSRP: $84.95 – $89.95 You save up to 11%
Rated 5.00 out of five stars.★★★★★
Vortex 520 Aluminum Rear Sprocket$62.99 – $67.99MSRP: $72.95 – $78.95 You save 14%
Rated 4.74 out of five stars.★★★★★
Renthal TwinRing Rear Sprocket$125.96MSRP: $139.95 You save 10%
Rated 4.72 out of five stars.★★★★★
Closeout ItemBikeMaster Sprocket Bolt and Nut Kit$7.99MSRP: $14.16 You save 44%
Rated 4.00 out of five stars.★★★★☆
All Balls Rear Shock Seal Kit$51.25MSRP: $56.94 You save 10%
Rated 4.68 out of five stars.★★★★★
KTM Factory Oil Filler Plug$24.99
Rated 4.00 out of five stars.★★★★☆
All Balls Front Brake Caliper Bolt Kit$12.34MSRP: $13.71 You save 10%
Rated 4.83 out of five stars.★★★★★
Mika Metals 7/8" Handlebars$79.88MSRP: $84.95 You save 6%
Rated 4.18 out of five stars.★★★★☆
Pro X Aluminum Rear Sprocket$49.12MSRP: $64.63 You save 24%
Rated 4.78 out of five stars.★★★★★
Rox Speed FX Pro-Offset Elite Block Risers$78.88MSRP: $99.95 You save 21%
Rated 4.81 out of five stars.★★★★★
Pro X Rear Sprocket Bolt Set$9.39MSRP: $10.92 You save 14%
Rated 4.62 out of five stars.★★★★⯪
Motion Pro Coolant Recovery Tank$22.50
Rated 4.45 out of five stars.★★★★⯪
JT Twinstar Hybrid Rear Sprocket$39.95MSRP: $43.75 You save 9%
Rated 5.00 out of five stars.★★★★★
KTM Spark Plug Holder$4.99
Rated 3.87 out of five stars.★★★★☆
EBC CX Extreme Rotor, Rear$84.70
Rated 4.60 out of five stars.★★★★⯪
Closeout ItemSDG Seat$109.88MSRP: $189.99 You save 42%
Rated 4.21 out of five stars.★★★★☆
KTM OEM Sprocket Bolt And Nut Kit$26.70MSRP: $31.38 You save 15%
Braking Race Rear Brake Rotor$89.88MSRP: $107.95 You save 17%
Rated 4.67 out of five stars.★★★★★
Tusk Solid Typhoon Mud Brake Rotor, Front$59.99MSRP: $79.99 You save 25%
Rated 4.67 out of five stars.★★★★★
Polisport SM Fender Supermotard UniversalFront Fender$12.88 – $22.88MSRP: $29.99 You save up to 57%
Fastway Evo Air Motorcycle Foot Pegs Kit$222.90
Rated 4.16 out of five stars.★★★★☆
Attack Graphics Renegade Front Fender Decal$8.99MSRP: $12.99 You save 31%
Rated 4.67 out of five stars.★★★★★
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