Yamaha BT 1100 BULLDOG (2005–2006) — Specs
Identity
Manufacturer: Yamaha
Model: BT 1100 BULLDOG
Category: Motorcycle
Type: Motorcycle
Years: 2005 → 2006
Engine
Displacement (cc): 1063
Cylinders: 2
Power (hp): 65
Power (kW): 48
Torque (Nm): 100
Dimensions
Overall length: 2240 mm
Overall width: 870 mm
Overall height: 1280 mm
Wheelbase: 1510 mm
Ground clearance: 150 mm
Weight (kg): 251
Seat height (mm): 812
Tank (L): 20
Tires
Front tire: 120/70 ZR17
Rear tire: 170/60 ZR17
Front pressure (bar): 2.3
Rear pressure (bar): 2.5
Drivetrain
Final drive: Shaft drive
Ignition
Spark plug: NGK BPR7ES
Plug gap: 0.6 mm
Fluids & Filters
Engine oil: SAE20W-40, API SE
Engine oil (without filter, L): 3
Oil filter: Hiflofiltro HF145
Air filter: Hiflofiltro HFA4702
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~363 km on a full tank (20.0 L)
Service
Battery: OEM battery specification
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. Valve clearance — intake cold 0.07-0.12 mm, exhaust cold 0.12-0.17 mm. Engine oil: oil grade SAE20W-40, API SE, 3 L without filter change. Spark plug: NGK BPR7ES (gap 0.6 mm). Brake fluid: DOT 4. Drive: shaft drive. Tire pressure: front 2.3 bar, rear 2.5 bar (cold). Tire size: front 120/70 ZR17, rear 170/60 ZR17. 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: SAE20W-40, API SE, 3.0 L (without filter)
- OEM OEM recommended engine oil (SAE 20W-40)
- 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 HF145
- Premium Hiflofiltro HF145
- Premium K&N KN-145
Air filter
Spec: Hiflofiltro HFA4702
- Standard Hiflofiltro HFA4702
Spark plug
Spec: NGK BPR7ES, gap 0.6 mm
- OEM NGK BPR7ES
- Premium NGK BPR7EIX
- Standard NGK BPR7ES
Front brake pads
Spec: EBC SFA193HH
- Premium EBC SFA193HH
Rear brake pads
Spec: EBC SFA193HH
- Premium EBC SFA193HH
Front tire
Spec: 120/70 ZR17, 2.3 bar
- OEM OEM front: 120/70 ZR17
Rear tire
Spec: 170/60 ZR17, 2.5 bar
- OEM OEM 170/60 ZR17
Battery
- Premium Yuasa YTZ14S or YTX14-BS (typical 1000-1300cc)
Brake fluid
Spec: DOT 4
- Standard TotalEnergies HBF4
Coolant
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
- OEM Intake clearance: cold 0.07-0.12 mm
- OEM Exhaust clearance: cold 0.12-0.17 mm
Suspension
Spec: 43 mm telescopic fork / 537 ml SAE 10W
- OEM Fork: 43 mm telescopic fork
- OEM Fork oil grade: 537 ml SAE 10W
Drive chain
