Replaces OEM numbers:Twin Air 154116ApplicationsGas Gas MotorcycleMC125 21-23EC250 21-23EC250 F 21-23EX250 22-23EX250 F 21-23MC250 22-23MC250 F 21-23EC300 21-23EX300 21-23EC350 F 21-23EX350 F 21-23MC350 F 22-23EX450 F 21-23MC450 F 21-23MC450 F Troy Lee Designs 22Husqvarna MotorcycleTC125 16-20TC125 21-22TX125 17-19TE150 17-19TE150 i 20TE150 i 21-22TE150 i 23FC250 16-20FC250 21-22FE250 17-20FE250 21-22TC250 17-20TC250 21-22TE250 17-18TE250i 18-20TE250i 21-22TE250 23TE300 17-18TE300i 18-19TE300i 20TE300i Jarvis Edition 20TE300i 21-22TE300i Rockstar Edition 21-22TE300 23TX300 17-19TX300i 20TX300i 21-22FC350 16-20FC350 21-22FE350 17-18FE350 19-20FE350 21-22FE350 Rockstar Edition 21-22FE350 23FE350 S 20FE350 S 21-22FE350 S 23FX350 17-19FX350 20FX350 21-22FC450 16-20FC450 21-22FC450 Rockstar Edition 18-20FC450 Rockstar Edition 21FE450 17-18FE450 19-20FE450 21-22FE450 23FS450 16-20FS450 21-22FX450 17-19FX450 20FX450 21-22FE501 17-19FE501 20FE501 21-22FE501 23FE501 S 20-22FE501 S 23KTM Motorcycle125 SX 16-20125 SX 21-22125 XC USA21-22125 XC-W 17-19125 XC-W Six Days 17150 EXC TPI 20-22150 EXC 23150 SX 16-22150 XC-W 17-18150 XC-W Six Days 17150 XC-W TPI 20-22150 XC-W 23250 EXC 17-18250 EXC TPI 18-20250 EXC TPI 21250 EXC TPI 22250 EXC 23250 EXC Six Days 17-18250 EXC Six Days TPI 18-20250 EXC Six Days TPI 21250 EXC Six Days TPI 22250 EXC Six Days 23250 EXC-F 17-20250 EXC-F 21250 EXC-F 22250 EXC-F 23250 EXC-F CKD 18-23250 EXC-F Six Days 17-20250 EXC-F Six Days 21250 EXC-F Six Days 22250 EXC-F Six Days 23250 RC4R 20250 SX 17-21250 SX 22250 SX-F 16-20250 SX-F 21250 SX-F 22250 SX-F Troy Lee Designs 21250 XC 17-19250 XC TPI 20-21250 XC TPI 22250 XC-W 17-18250 XC-W TPI 17-20250 XC-W TPI 21250 XC-W TPI 22250 XC-W 23250 XC-F 16-20250 XC-F 21250 XC-F 22300 EXC 17300 EXC 18300 EXC TPI 18-20300 EXC TPI 21300 EXC TPI 22300 EXC 23300 EXC TPI Erzberg Rodeo 20-21300 EXC TPI Erzberg Rodeo 22300 EXC Erzberg Rodeo 23300 EXC CKD 18-20300 EXC CKD 21300 EXC CKD 22300 EXC CKD 23300 EXC Six Days 17-18300 EXC Six Days TPI 18-20300 EXC Six Days TPI 21300 EXC Six Days TPI 22300 EXC Six Days 23300 XC 17-19300 XC TPI 20-21300 XC TPI 22300 XC-W 17-18300 XC-W TPI 19-20300 XC-W TPI 21300 XC-W TPI 22300 XC-W 23300 XC-W TPI Erzberg Rodeo 21300 XC-W TPI Erzberg Rodeo 22300 XC-W Erzberg Rodeo 23300 XC-W Six Days 17-20350 EXC-F 17-20350 EXC-F 21350 EXC-F 22350 EXC-F 23350 EXC-F Six Days 17-20350 EXC-F Six Days 21350 EXC-F Six Days 22350 EXC-F Six Days 23350 EXC-F Six Days CKD 18-20350 EXC-F Six Days CKD 21350 EXC-F Six Days CKD 22350 EXC-F Six Days CKD 23350 EXC-F WESS 21350 SX-F 16-20350 SX-F 21350 SX-F 22350 XC-F 17-20350 XC-F 21350 XC-F 22350 XCF-W 20-21350 XCF-W 22450 EXC-F 17-19450 EXC-F 20-21450 EXC-F 22450 EXC-F 23450 EXC-F Six Days 17-20450 EXC-F Six Days 21450 EXC-F Six Days 22450 EXC-F Six Days 23450 SMR 21450 SMR 22450 SX-F 16-20450 SX-F 21450 SX-F 22450 SX-F Factory Edition 21450 XC-F 16-20450 XC-F 21450 XC-F 22450 XCF-W 23500 EXC-F 17-19500 EXC-F 20-21500 EXC-F 22500 EXC-F 23500 EXC-F Six Days 17-20500 EXC-F Six Days 21500 EXC-F Six Days 22500 EXC-F Six Days 23500 XCF-W 20-21500 XCF-W 22