TECHNICAL SPECIFICATIONS

Suzuki GSX-R125 (UE)

2026–2026 GSX-R125 (2026) EU

124 cc, 1 cilindros, 4 tiempos, refrigerado por líquido

MotorDataBook

Key specifications

The essentials of this version at a glance.

2.91 US gal
Fuel tank capacity
✓
90/80-17M/C 46S
Front tyre size
✓
130/70-17M/C 62S
Rear tyre size
✓
10W-40
Engine oil viscosity
✓
1.48 US qt
Engine oil capacity with filter
✓
5 Ah
Battery capacity
✓
SG, SH, SJ, SL, SM of SN MA(MA1, MA2)
Engine oil specification
✓
SUZUKI SUPER LONG LIFE COOLANT
Coolant specification
✓
5 items

Dimensions & Weights

Length
78.74 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 215 Verification: Verified Open document
Width
27.56 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 215 Verification: Verified Open document
Height
42.13 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 215 Verification: Verified Open document
Wheelbase
51.18 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 215 Verification: Verified Open document
Fuel tank capacity
2.91 US gal ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
1 items

Brakes

Brake fluid specification
DOT 4 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 169 Verification: Verified Open document
6 items

Wheels and tyres

Front tyre size
90/80-17M/C 46S ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 216 Verification: Verified Open document
Rear tyre size
130/70-17M/C 62S ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 216 Verification: Verified Open document
Front tyre pressure - normal load
25.38 psi ✓
Presión en frío. El manual da columnas «una persona» y «dos personas»; se toma «una persona» como carga normal y «dos personas» como plena carga.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 176 Verification: Verified Open document
Rear tyre pressure - normal load
29.01 psi ✓
Presión en frío. El manual da columnas «una persona» y «dos personas»; se toma «una persona» como carga normal y «dos personas» como plena carga.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 176 Verification: Verified Open document
Front tyre pressure - full load
25.38 psi ✓
Presión en frío. El manual da columnas «una persona» y «dos personas»; se toma «una persona» como carga normal y «dos personas» como plena carga.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 176 Verification: Verified Open document
Rear tyre pressure - full load
29.01 psi ✓
Presión en frío. El manual da columnas «una persona» y «dos personas»; se toma «una persona» como carga normal y «dos personas» como plena carga.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 176 Verification: Verified Open document
3 items

Motorcycle Specific

Drive chain slack minimum
0.79 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 165 Verification: Verified Open document
Drive chain slack maximum
1.18 in ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 165 Verification: Verified Open document
Front axle torque
32.45 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 184 Verification: Verified Open document
6 items

Engine & Fluids

Engine oil viscosity
10W-40 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 93 Verification: Verified Open document
Engine oil specification
SG, SH, SJ, SL, SM of SN MA(MA1, MA2) ✓
Clasificaciones API y JASO de la tabla de aceite equivalente del manual (API SJ, SL, SM o SN según el caso; «of» significa «o»).
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 93 Verification: Verified Open document
Engine oil capacity with filter
1.48 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Engine oil capacity without filter
1.37 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Coolant specification
SUZUKI SUPER LONG LIFE COOLANT ✓
El manual admite también «SUZUKI LONG LIFE COOLANT». Si no hay ninguno de los dos, un anticongelante de base glicol compatible con radiadores de aluminio, mezclado 50:50 solo con agua destilada.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 96 Verification: Verified Open document
Coolant capacity
1.11 US qt ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
2 items

Electrical & Battery

12 V battery nominal voltage
12 V ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Battery capacity
5 Ah ✓
El manual da la capacidad en régimen de descarga 10HR.
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
4 items

Lighting

Front indicator bulb
12V 10W × 2 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Rear indicator bulb
12V 10W × 2 ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Number plate bulb
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
Headlamp technology
LED ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 217 Verification: Verified Open document
1 items

Torque Specifications

Engine oil drain plug torque
13.28 lb-ft ✓
Sources and verification (1)
Primary source ✓ Official Publisher: Suzuki Document: Gebruikershandleiding GSX-R125 GSX-S125 2026 (neerlandés) Reference: PDF p. 160 Verification: Verified Open document

How we handle technical data

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