Triumph Bonneville Bobber (2025) — Specs
Identity
Manufacturer: Triumph
Model: Bonneville Bobber
Category: Scrambler
Type: Motorcycle
Years: 2025 → 2025
Engine
Displacement (cc): 1200
Cylinders: 2
Power (hp): 78
Power (kW): 57
Torque (Nm): 105
Dimensions
Overall length: 2380 mm
Overall width: 920 mm
Overall height: 1340 mm
Wheelbase: 1580 mm
Ground clearance: 140 mm
Weight (kg): 251
Seat height (mm): 690
Tank (L): 12
Tires
Front tire: 130/90 R16
Rear tire: 150/80 R16
Front pressure (bar): 2.3
Rear pressure (bar): 2.6
Drivetrain
Drive chain: 530 chain, 108 links
Sprockets (front / rear): 17 / 37
Ignition
Spark plug: NGK LMAR8A-9
Plug gap: 0.8-0.9 mm
Fluids & Filters
Engine oil: 10W-40, API SN
Engine oil (with filter, L): 3.4
Engine oil (without filter, L): 3.2
Oil filter: Hiflofiltro HF204
Air filter: Hiflofiltro HFA6109
Coolant (L): 1.56
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~200 km on a full tank (12.0 L)
Service
Battery: YTX12-BS
Service interval (km): 10000
Service interval (months): 12
Valve check (km): 24000
Parts and consumables for this motorcycle
Data is gathered with care, but without guarantee. Always confirm critical information with your dealer or workshop.
Service notes
Service interval: every 10,000 km or 12 months, whichever comes first. Valve clearance check every 24,000 km. Engine oil: oil grade 10W-40, API SN, 3.4 L with filter change, 3.2 L without filter change. Spark plug: LMAR8A-9 (gap 0.8-0.9 mm). Brake fluid: DOT 4. Coolant capacity: 1.558 L. Chain: 108 links, sprockets 17/37 teeth. Tire pressure: front 2.3 bar, rear 2.6 bar (cold). Tire size: front 130/90 R16, rear 150/80 R16. Always confirm critical values with the workshop manual or an authorised dealer.
OEM and quality aftermarket parts that fit this bike. Always confirm with your dealer before ordering.
Engine oil
Spec: 10W-40, API SN, 3.4 L (with filter), 3.2 L (without filter)
- OEM OEM recommended engine oil
- Premium Motul 7100 4T (100% Synthetic, Ester)
- Premium Motul 5100 4T Technosynthese (Semi-Synthetic)
Which Motul for this bike?
| Motul 7100 4T ✓ | Motul 5100 4T | |
|---|---|---|
| Product | Motul 7100 4T — 100% fully synthetic | Motul 5100 4T — semi-synthetic |
| Best for | Sport, Naked, Adventure (600cc+), track | Standard, Cruiser, Scooter, daily use |
| RPM protection | Excellent — ester base, stable under load | Good — for normal riding conditions |
- Standard Repsol Moto Racing 4T (Synthetic)
- Standard Elf Moto 4 Tech (Semi-Synthetic)
Fully Synthetic vs Semi-Synthetic
| Fully Synthetic | Semi-Synthetic | |
|---|---|---|
| Base oil | 100% chemical synthesis (ester or PAO) | Mineral oil + synthetic additives |
| Heat resistance | Excellent — stable at extreme heat & RPM | Good — suitable for normal temperatures |
| Cold start | Better — reaches engine faster when cold | Good — adequate for normal climates |
| Change interval | Longer (up to 10,000 km) | Shorter (5,000–7,000 km typical) |
| Price | Higher | Lower |
Oil filter
Spec: Hiflofiltro HF204
- Premium Hiflofiltro HF204
- Premium K&N KN-204
Air filter
Spec: Hiflofiltro HFA6109
- Standard Hiflofiltro HFA6109
Spark plug
Spec: LMAR8A-9, gap 0.8-0.9 mm
Front brake pads
Spec: OEM front pad (EBC equivalent: FA294HH)
- Premium EBC FA294HH
- Standard EBC FA294 (organic)
Rear brake pads
Spec: OEM rear pad (EBC equivalent: FA174HH)
- Premium EBC FA174HH
- Standard EBC FA174 (organic)
Drive chain
Spec: 108 links | Sprockets 17/37 teeth / 108 links
Front tire
Spec: 130/90 R16, 2.3 bar
- OEM OEM 130/90 R16
Rear tire
Spec: 150/80 R16, 2.6 bar
- OEM OEM 150/80 R16
Battery
Spec: OEM battery: Yuasa YTX12-BS
- Premium Yuasa YTZ14S or YTX14-BS (typical 1000-1300cc)
Brake fluid
Spec: DOT 4
- Standard TotalEnergies HBF4
Coolant
Spec: 1.56 L coolant capacity
Service interval
Spec: 10 000 km / 12 months
- OEM Engine oil + oil filter change
- OEM Air filter inspection
- OEM Spark plug check
- OEM Brake fluid replacement: every 2 years
Valve check
Spec: 24 000 km
Suspension
Spec: 47 mm telescopic fork
- OEM Fork: 47 mm telescopic fork
