TECHNICAL SPECIFICATIONS

Yamaha YZF-R25 2021–2024 (Europa)

2021–2024 YZF-R25 (2021–2024) EU

250 cc 2 cilindros DOHC refrigerado por líquido

MotorDataBook

Key specifications

The essentials of this version at a glance.

372.58 lb
Kerb/curb weight
✓
3.7 US gal
Fuel tank capacity
✓
110/70R17M/C 54H
Front tyre size
✓
140/70R17M/C 66H
Rear tyre size
✓
10W-40
Engine oil viscosity
✓
2.43 US qt
Engine oil capacity with filter
✓
7 Ah
Battery capacity
✓
API service SG type or higher, JASO standard MA
Engine oil specification
✓
8 items

Dimensions & Weights

Length
82.28 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Width
28.74 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Height
44.88 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Wheelbase
54.33 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Ground clearance
6.3 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Kerb/curb weight
372.58 lb ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Payload
352.74 lb ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 1-3 Verification: Verified Open document
Fuel tank capacity
3.7 US gal ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 3-15 Verification: Verified Open document
1 items

Fuel & Emissions

Minimum octane
90 RON ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 3-15 Verification: Verified Open document
1 items

Brakes

Brake fluid specification
DOT 4 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-24 Verification: Verified Open document
6 items

Wheels and tyres

Front tyre size
110/70R17M/C 54H ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-19 Verification: Verified Open document
Rear tyre size
140/70R17M/C 66H ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-19 Verification: Verified Open document
Front tyre pressure - normal load Neumáticos en frío
29.01 psi ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-18 Verification: Verified Open document
Rear tyre pressure - normal load Neumáticos en frío
36.26 psi ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-18 Verification: Verified Open document
Front tyre pressure - full load Neumáticos en frío, carga máxima
29.01 psi ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-18 Verification: Verified Open document
Rear tyre pressure - full load Neumáticos en frío, carga máxima
36.26 psi ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-18 Verification: Verified Open document
3 items

Motorcycle Specific

Drive chain slack minimum
1.38 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-25 Verification: Verified Open document
Drive chain slack maximum
1.77 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-25 Verification: Verified Open document
Rear axle torque
42.04 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-26 Verification: Verified Open document
5 items

Engine & Fluids

Engine oil viscosity
10W-40 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Engine oil specification
API service SG type or higher, JASO standard MA ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
Engine oil capacity with filter Cambio de aceite sustituyendo el filtro
2.43 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-12 Verification: Verified Open document
Engine oil capacity without filter Cambio de aceite sin sustituir el filtro
2.11 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-12 Verification: Verified Open document
Coolant capacity Radiador y circuito completo
0.87 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-1 Verification: Verified Open document
2 items

Filters & Service Parts

OEM spark plug reference
NGK/LMAR8A-9 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-9 Verification: Verified Open document
Spark plug gap
0.03 – 0.04 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-9 Verification: Verified Open document
3 items

Electrical & Battery

12 V battery nominal voltage
12 V ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Battery capacity
7 Ah ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Battery dimensions / case size
GTZ8V ✓
Designación del modelo de batería
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
7 items

Lighting

Low beam bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
High beam bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Front indicator bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Rear indicator bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Brake light bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Number plate bulb
5.0 W ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
Headlamp technology
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 8-2 Verification: Verified Open document
3 items

Torque Specifications

Engine oil drain plug torque
14.75 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-12 Verification: Verified Open document
Oil filter torque
12.54 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-12 Verification: Verified Open document
Spark plug torque
9.59 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Yamaha Motor Europe Document: YZF-R25 – Manual del propietario (edición en inglés) (PB1XF8199E0E) Reference: 6-9 Verification: Verified Open document
1 boxes

Fuses

Fuse box

Caja de fusibles

Location: Tras el panel central
Position Main fuse
Amperage 30
Circuit Principal
Position Headlight fuse
Amperage 7.5
Circuit Faro
Position Signaling system fuse
Amperage 15
Circuit Intermitencias
Position Ignition fuse
Amperage 15
Circuit Encendido
Position Radiator fan motor fuse
Amperage 7.5
Circuit Ventilador del radiador
Position ABS motor fuse
Amperage 30
Circuit Motor del ABS
Position ABS solenoid fuse
Amperage 15
Circuit Solenoide del ABS
Position ABS control unit fuse
Amperage 7.5
Circuit Centralita del ABS
Position Backup fuse
Amperage 7.5
Circuit Reserva

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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.