TECHNICAL SPECIFICATIONS

KTM RC4 R 2023 (mundial)

2023–2023 RC4 R (2023) WW

250 cc

MotorDataBook

Key specifications

The essentials of this version at a glance.

1.85 US gal
Fuel tank capacity
✓
90/80 R 17 54TL
Front tyre size
✓
115/75 R 17 66TL
Rear tyre size
✓
10W/50
Engine oil viscosity
✓
1.06 US qt
Engine oil capacity with filter
✓
2 Ah
Battery capacity
✓
JASO T903 MA2
Engine oil specification
✓
1 US qt
Coolant capacity
✓
1 items

Dimensions & Weights

Fuel tank capacity
1.85 US gal ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
1 items

Fuel & Emissions

Minimum octane
95 RON ✓
El manual prescribe gasolina súper sin plomo con este octanaje (ROZ = RON).
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
7 items

Brakes

Brake fluid specification
DOT 4/DOT 5.1 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 146 Verification: Verified Open document
Front brake disc diameter
11.81 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
Front brake disc minimum thickness
0.16 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Rear brake disc diameter
8.66 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
Rear brake disc minimum thickness
0.14 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Front brake pad minimum thickness
0.04 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 81 Verification: Verified Open document
Rear brake pad minimum thickness
0.04 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 86 Verification: Verified Open document
2 items

Wheels and tyres

Front tyre size
90/80 R 17 54TL ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Rear tyre size
115/75 R 17 66TL ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
9 items

Motorcycle Specific

Drive chain size
415 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Drive chain slack minimum
0.2 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 65 Verification: Verified Open document
Drive chain slack maximum
0.28 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 65 Verification: Verified Open document
Intake valve clearance minimum
0 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
Intake valve clearance maximum
0.01 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
Exhaust valve clearance minimum
0 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
Exhaust valve clearance maximum
0.01 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
Front axle torque
36.88 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 136 Verification: Verified Open document
Rear axle torque
59 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 136 Verification: Verified Open document
4 items

Engine & Fluids

Engine oil viscosity
10W/50 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
Engine oil specification
JASO T903 MA2 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 146 Verification: Verified Open document
Engine oil capacity with filter Cambio de aceite y de filtro (el procedimiento del manual incluye siempre el filtro)
1.06 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
Coolant capacity
1 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 131 Verification: Verified Open document
2 items

Filters & Service Parts

OEM spark plug reference
NGK LMAR9AI-8 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
Spark plug gap
0.03 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 128 Verification: Verified Open document
3 items

Electrical & Battery

12 V battery nominal voltage
12 V ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Battery capacity
2 Ah ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
Battery technology
Batería de iones de litio ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
1 items

Lighting

Brake light bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 132 Verification: Verified Open document
2 items

Torque Specifications

Spark plug torque
8.85 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 130 Verification: Verified Open document
Front brake caliper torque
33.19 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: KTM Sportmotorcycle GmbH (buscador oficial de manuales) Document: RC4 R 2023 – Manual de instrucciones, mundial en español (23_3214767_es_OM) Reference: 135 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.