TECHNICAL SPECIFICATIONS

KTM 125 SX 2018 (UE)

2018–2018 125 SX (2018) EU

125 cc 2T

MotorDataBook

Key specifications

The essentials of this version at a glance.

7 L
Capacité du réservoir de carburant
✓
80/100 - 21 51M TT
Dimension du pneu avant
✓
100/90 - 19 57M TT
Dimension du pneu arrière
✓
Líquido refrigerante de alta calidad sin silicato con aditivo anticorrosión para motores de aluminio
Spécification du liquide de refroidissement
✓
1,2 L
Capacité de liquide de refroidissement
✓
DOT 4 / DOT 5.1
Spécification du liquide de frein
✓
JASO T903 MA
Spécification du liquide de transmission
✓
55 mm
Flèche minimale de la chaîne de transmission
✓
1 items

Transmission et chaîne cinématique

Spécification du liquide de transmission
JASO T903 MA ✓
Aceite del cambio (motor de 2 tiempos).
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 108 Verification: Verified Open document
1 items

Dimensions et poids

Capacité du réservoir de carburant
7 L ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
7 items

Freins

Spécification du liquide de frein
DOT 4 / DOT 5.1 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 109 Verification: Verified Open document
Diamètre du disque de frein avant
260 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
Épaisseur minimale du disque de frein avant
2,5 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
Diamètre du disque de frein arrière
220 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
Épaisseur minimale du disque de frein arrière
3,5 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
Épaisseur minimale des plaquettes de frein avant
1 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 67 Verification: Verified Open document
Épaisseur minimale des plaquettes de frein arrière
1 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 72 Verification: Verified Open document
2 items

Wheels and tyres

Dimension du pneu avant
80/100 - 21 51M TT ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 104 Verification: Verified Open document
Dimension du pneu arrière
100/90 - 19 57M TT ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 104 Verification: Verified Open document
5 items

Données spécifiques moto

Dimension de la chaîne de transmission
5/8 x 1/4" ✓
Paso y ancho interior de la cadena en pulgadas, tal como los da el manual.
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
Flèche minimale de la chaîne de transmission
55 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 58 Verification: Verified Open document
Flèche maximale de la chaîne de transmission
58 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 58 Verification: Verified Open document
Couple de serrage de l'axe avant
35 Nm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 107 Verification: Verified Open document
Couple de serrage de l'axe arrière
80 Nm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 107 Verification: Verified Open document
2 items

Moteur et fluides

Spécification du liquide de refroidissement
Líquido refrigerante de alta calidad sin silicato con aditivo anticorrosión para motores de aluminio ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 109 Verification: Verified Open document
Capacité de liquide de refroidissement
1,2 L ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 103 Verification: Verified Open document
1 items

Filtres et pièces d'entretien

Écartement des électrodes de la bougie
0,6 mm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 96 Verification: Verified Open document
2 items

Couples de serrage

Couple de serrage des bougies d'allumage
25 Nm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 98 Verification: Verified Open document
Couple de serrage de l'étrier de frein avant
25 Nm ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: 125 SX 2018 – Manual de instrucciones, UE en español (18_3213636_es_OM) Reference: PDF p. 106 Verification: Verified Open document

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MotorDataBook prioritises official documentation and shows conditions, notes and traceability whenever a figure needs context. Unconfirmed values should not be presented as facts.