Collection: KTM 125 SX Parts & Spares

Shop our range of KTM 125 SX parts and spares for maintenance, engine rebuilds and motocross competition. Browse replacement and performance parts for KTM 125cc 2-stroke motocross bikes, including pistons and engine components, clutch parts, suspension, brakes, exhaust, drivetrain and service parts.

TRANSMISSION BEARING KIT KTM 125/200, HOTRODS TBK0102, 1998 - 1999 KTM 125 EGS BIKE,1998 - 2002 KTM 125 EXC BIKE,1998 - 2002 KTM 125 SX BIKE,1998 - 2002 KT

TRANSMISSION BEARING KIT KTM 125/200, HOTRODS TBK0102, 1998 - 1999 KTM 125 EGS BIKE,1998 - 2002 KTM 125 EXC BIKE,1998 - 2002 KTM 125 SX BIKE,1998 - 2002 KT

Regular price £140.69 GBP

Regular price Sale price £140.69 GBP
Unit price per
WATER PUMP GASKET KIT KTM 125 SX 23-25, HUSQVARNA TC 125 23-25, ATHENA P400270475024 WITH BEARING

WATER PUMP GASKET KIT KTM 125 SX 23-25, HUSQVARNA TC 125 23-25, ATHENA P400270475024 WITH BEARING

Regular price £31.97 GBP

Regular price Sale price £31.97 GBP
Unit price per
WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY ORANGE, 50435052000 OEM FITMENT

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY ORANGE, 50435052000 OEM FITMENT

Regular price £59.91 GBP

Regular price Sale price £59.91 GBP
Unit price per
WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY BLACK, 50435052000 OEM FITMENT

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY BLACK, 50435052000 OEM FITMENT

Regular price £59.91 GBP

Regular price Sale price £59.91 GBP
Unit price per
STATOR COIL KTM SX125 144 150 250 HUSQVARNA TC125 TC250 54839004000

STATOR COIL KTM SX125 144 150 250 HUSQVARNA TC125 TC250 54839004000

Regular price £111.34 GBP

Regular price Sale price £111.34 GBP
Unit price per
PISTON KIT 07-18 KTM SX125 54, FORGEDWOSSNER 8220DB

PISTON KIT 07-18 KTM SX125 54, FORGEDWOSSNER 8220DB

Regular price £111.48 GBP

Regular price Sale price £111.48 GBP
Unit price per
PISTON KIT 07-18 KTM SX125 54, FORGED WOSSNER 8220DA

PISTON KIT 07-18 KTM SX125 54, FORGED WOSSNER 8220DA

Regular price £111.48 GBP

Regular price Sale price £111.48 GBP
Unit price per
CYLINDER BASE GASKET 0.30mm KTM 125 SX 23-24, ATHENA S410270006142

CYLINDER BASE GASKET 0.30mm KTM 125 SX 23-24, ATHENA S410270006142

Regular price £2.86 GBP

Regular price Sale price £2.86 GBP
Unit price per
FLANGE INTAKE GSF1250 GSF1250S Bandit 1250 07-16 GSX1250 GSX 1250 10-16, 13101-18H00-00 13102-18H00-00, Carburetor Interface Adapter Manifold Pipe Clamp

FLANGE INTAKE GSF1250 GSF1250S Bandit 1250 07-16 GSX1250 GSX 1250 10-16, 13101-18H00-00 13102-18H00-00, Carburetor Interface Adapter Manifold Pipe Clamp

Regular price £33.63 GBP

Regular price Sale price £33.63 GBP
Unit price per
IMS Fuel Tank 3.5 gal Natural Screw Cap, KTM 125 SX 2016-2018, 113339-N2

IMS Fuel Tank 3.5 gal Natural Screw Cap, KTM 125 SX 2016-2018, 113339-N2

Regular price £535.03 GBP

Regular price Sale price £535.03 GBP
Unit price per
GASKET CLUTCH COVER OUTER, VERTEX 333026, 860VG333026, Suzuki GSF1250S Bandit (07-09); GSX1250FA Bandit ABS (11-12,16); GSX650F (08-09)

GASKET CLUTCH COVER OUTER, VERTEX 333026, 860VG333026, Suzuki GSF1250S Bandit (07-09); GSX1250FA Bandit ABS (11-12,16); GSX650F (08-09)

Regular price £10.68 GBP

Regular price Sale price £10.68 GBP
Unit price per
CYLINDER BASE GASKET 0.40mm KTM 125 SX 23-24, ATHENA S410270006143

Sold out

CYLINDER BASE GASKET 0.40mm KTM 125 SX 23-24, ATHENA S410270006143

Regular price £3.00 GBP

Regular price Sale price £3.00 GBP
Unit price per

Sold out
CLUTCH SPRINGS EBC CSK132, 2007-2010 KTM 125 SX

CLUTCH SPRINGS EBC CSK132, 2007-2010 KTM 125 SX

Regular price £14.93 GBP

Regular price Sale price £14.93 GBP
Unit price per
CRANK NEEDLE BEARING KTM 125 EXC/SX 125 98-19, ATHENA MTB220280160 SUZUKI RM 125 04-11 HUSQVARNA

CRANK NEEDLE BEARING KTM 125 EXC/SX 125 98-19, ATHENA MTB220280160 SUZUKI RM 125 04-11 HUSQVARNA

Regular price £49.15 GBP

Regular price Sale price £49.15 GBP
Unit price per
CARBURETOR REPAIR KIT KTM 125, KTM125 SX/EXC 1998-2004, KL18-2471

CARBURETOR REPAIR KIT KTM 125, KTM125 SX/EXC 1998-2004, KL18-2471

Regular price £61.35 GBP

Regular price Sale price £61.35 GBP
Unit price per
CYLINDER BASE GASKET 0.20mm KTM 125 SX 23-24, ATHENA S410270006141

CYLINDER BASE GASKET 0.20mm KTM 125 SX 23-24, ATHENA S410270006141

Regular price £2.86 GBP

Regular price Sale price £2.86 GBP
Unit price per

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Collection: KTM 125 SX Parts & Spares

Shop KTM 125 SX by part type

TRANSMISSION BEARING KIT KTM 125/200, HOTRODS TBK0102, 1998 - 1999 KTM 125 EGS BIKE,1998 - 2002 KTM 125 EXC BIKE,1998 - 2002 KTM 125 SX BIKE,1998 - 2002 KT

TRANSMISSION BEARING KIT KTM 125/200, HOTRODS TBK0102, 1998 - 1999 KTM 125 EGS BIKE,1998 - 2002 KTM 125 EXC BIKE,1998 - 2002 KTM 125 SX BIKE,1998 - 2002 KT

WATER PUMP GASKET KIT KTM 125 SX 23-25, HUSQVARNA TC 125 23-25, ATHENA P400270475024 WITH BEARING

WATER PUMP GASKET KIT KTM 125 SX 23-25, HUSQVARNA TC 125 23-25, ATHENA P400270475024 WITH BEARING

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY ORANGE, 50435052000 OEM FITMENT

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY ORANGE, 50435052000 OEM FITMENT

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY BLACK, 50435052000 OEM FITMENT

WATER PUMP COVER 16-18 SX125 KTM, FIR ASWPC-03, BILLET ALLOY BLACK, 50435052000 OEM FITMENT

STATOR COIL KTM SX125 144 150 250 HUSQVARNA TC125 TC250 54839004000

STATOR COIL KTM SX125 144 150 250 HUSQVARNA TC125 TC250 54839004000

PISTON KIT 07-18 KTM SX125 54, FORGEDWOSSNER 8220DB

PISTON KIT 07-18 KTM SX125 54, FORGEDWOSSNER 8220DB

PISTON KIT 07-18 KTM SX125 54, FORGED WOSSNER 8220DA

PISTON KIT 07-18 KTM SX125 54, FORGED WOSSNER 8220DA

CYLINDER BASE GASKET 0.30mm KTM 125 SX 23-24, ATHENA S410270006142

CYLINDER BASE GASKET 0.30mm KTM 125 SX 23-24, ATHENA S410270006142

FLANGE INTAKE GSF1250 GSF1250S Bandit 1250 07-16 GSX1250 GSX 1250 10-16, 13101-18H00-00 13102-18H00-00, Carburetor Interface Adapter Manifold Pipe Clamp

FLANGE INTAKE GSF1250 GSF1250S Bandit 1250 07-16 GSX1250 GSX 1250 10-16, 13101-18H00-00 13102-18H00-00, Carburetor Interface Adapter Manifold Pipe Clamp

IMS Fuel Tank 3.5 gal Natural Screw Cap, KTM 125 SX 2016-2018, 113339-N2

IMS Fuel Tank 3.5 gal Natural Screw Cap, KTM 125 SX 2016-2018, 113339-N2

GASKET CLUTCH COVER OUTER, VERTEX 333026, 860VG333026, Suzuki GSF1250S Bandit (07-09); GSX1250FA Bandit ABS (11-12,16); GSX650F (08-09)

GASKET CLUTCH COVER OUTER, VERTEX 333026, 860VG333026, Suzuki GSF1250S Bandit (07-09); GSX1250FA Bandit ABS (11-12,16); GSX650F (08-09)

CYLINDER BASE GASKET 0.40mm KTM 125 SX 23-24, ATHENA S410270006143

CYLINDER BASE GASKET 0.40mm KTM 125 SX 23-24, ATHENA S410270006143

CLUTCH SPRINGS EBC CSK132, 2007-2010 KTM 125 SX

CLUTCH SPRINGS EBC CSK132, 2007-2010 KTM 125 SX

CRANK NEEDLE BEARING KTM 125 EXC/SX 125 98-19, ATHENA MTB220280160 SUZUKI RM 125 04-11 HUSQVARNA

CRANK NEEDLE BEARING KTM 125 EXC/SX 125 98-19, ATHENA MTB220280160 SUZUKI RM 125 04-11 HUSQVARNA

CARBURETOR REPAIR KIT KTM 125, KTM125 SX/EXC 1998-2004, KL18-2471

CARBURETOR REPAIR KIT KTM 125, KTM125 SX/EXC 1998-2004, KL18-2471

CYLINDER BASE GASKET 0.20mm KTM 125 SX 23-24, ATHENA S410270006141

CYLINDER BASE GASKET 0.20mm KTM 125 SX 23-24, ATHENA S410270006141

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Collection: KTM 125 SX Parts & Spares

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