KTM 450 SMR Parts & Accessories

Everything we stock that fits the KTM 450 SMR (2021–2022): 30 parts, each verified against manufacturer fitment data, grouped by category. Prices and stock are live. Not sure on year or trim? Use the bike finder to confirm your exact match.

Brakes for the KTM 450 SMR

Master Cylinder Rebuild Kit — Gas-Gas EX250Master Cylinder Rebuild Kit — Gas-Gas EX250 $49.45 Master Cylinder Rebuild Kit — Gas-Gas EX250Master Cylinder Rebuild Kit — Gas-Gas EX250 $37.79 Brake Caliper Rebuild Kit — Gas-Gas EX250 (2022)Brake Caliper Rebuild Kit — Gas-Gas EX250 (2022) $31.23 Brake Caliper Rebuild Kit — Gas-Gas EX250 (2022)Brake Caliper Rebuild Kit — Gas-Gas EX250 (2022) $30.99 Brake Caliper Rebuild Kit — Husqvarna FS 450Brake Caliper Rebuild Kit — Husqvarna FS 450 $50.04 Brake Caliper Piston Kit — Husqvarna FC 250Brake Caliper Piston Kit — Husqvarna FC 250 $26.57 EBC HH Sintered Brake Pads — FA447HHEBC HH Sintered Brake Pads — FA447HH $47.88

Drivetrain for the KTM 450 SMR

JT Sprockets 520 Steel Front Sprocket, 11T (JTF1901.11)JT Sprockets 520 Steel Front Sprocket, 11T (JTF1901.11) $12.99 JT Sprockets 520 Steel Front Sprocket, 13T (JTF1901.13)JT Sprockets 520 Steel Front Sprocket, 13T (JTF1901.13) $12.99 JT Sprockets 520 Steel Rear Sprocket, 40T (JTR897.40)JT Sprockets 520 Steel Rear Sprocket, 40T (JTR897.40) $36.99 JT Sprockets 520 Steel Rear Sprocket, 41T (JTR897.41)JT Sprockets 520 Steel Rear Sprocket, 41T (JTR897.41) $36.99 JT Sprockets 520 Steel Rear Sprocket, 46T (JTR897.46)JT Sprockets 520 Steel Rear Sprocket, 46T (JTR897.46) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 51T (JTR897.51SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 51T (JTR897.51SC) $36.99 Wheel Bearing Kit — BMW HP4 (2013-2014) + 302Wheel Bearing Kit — BMW HP4 (2013-2014) + 302 $28.74 Wheel Bearing Kit — Beta RC 4T 450 (2025) + 356Wheel Bearing Kit — Beta RC 4T 450 (2025) + 356 $34.08 JT Sprockets 520 Steel Front Sprocket, 14T (JTF1901.14)JT Sprockets 520 Steel Front Sprocket, 14T (JTF1901.14) $12.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 45T (JTR897.45SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 45T (JTR897.45SC) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 48T (JTR897.48SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 48T (JTR897.48SC) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 50T (JTR897.50SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 50T (JTR897.50SC) $36.99 JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 52T (JTR897.52SC)JT Sprockets 520 Self-Cleaning Steel Rear Sprocket, 52T (JTR897.52SC) $36.99

Suspension for the KTM 450 SMR

Fork Oil Seal Kit — Beta RR 2T 125 (2019-2023) +Fork Oil Seal Kit — Beta RR 2T 125 (2019-2023) + $18.24 Fork Dust Seal Kit — Beta RR 2T 125 (2019-2023)Fork Dust Seal Kit — Beta RR 2T 125 (2019-2023) $19.50 Suspension Linkage Bearing Kit — Gas-Gas EC350FSuspension Linkage Bearing Kit — Gas-Gas EC350F $120.65 Fork Bushing Kit — KTM Adventure R Rally 790Fork Bushing Kit — KTM Adventure R Rally 790 $43.59 Swingarm Bearing Kit — Beta RC 4T 450 (2025) +Swingarm Bearing Kit — Beta RC 4T 450 (2025) + $75.40 Fork Oil & Dust Seal Kit — Beta RR 2T 125Fork Oil & Dust Seal Kit — Beta RR 2T 125 $40.57

Controls for the KTM 450 SMR

Clutch Master Cylinder Rebuild Kit — Gas-GasClutch Master Cylinder Rebuild Kit — Gas-Gas $28.31 Clutch Slave Cylinder Kit with Piston — Husqvarna/KTM (10 Models) — (PN 18-6012)Clutch Slave Cylinder Kit with Piston — Husqvarna/KTM (10 Models) — (PN 18-6012) $74.78 Steering Stem Bearing Kit — Beta RR 2T 125Steering Stem Bearing Kit — Beta RR 2T 125 $44.60

Maintenance for the KTM 450 SMR

Hiflofiltro Oil Filter — HF652Hiflofiltro Oil Filter — HF652 $5.80

Fitment is anchored on the manufacturer's own application data and verified before it goes live. If you spot anything that looks off for your KTM 450 SMR, tell us. Accuracy is the whole point.