Bimota KB4RC (2023) — Specs
Identity
Manufacturer: Bimota
Model: KB4RC
Category: Motorcycle
Type: Motorcycle
Years: 2023 →
Engine
Displacement (cc): 1043
Cylinders: 4
Power (hp): 142
Power (kW): 105
Torque (Nm): 90
Dimensions
Overall length: 2070 mm
Overall width: 745 mm
Overall height: 1110 mm
Wheelbase: 1410 mm
Ground clearance: 130 mm
Weight (kg): 190
Seat height (mm): 810
Tank (L): 19.5
Tires
Front tire: 100/90-18
Rear tire: 130/80-18
Front pressure (bar): 2.5
Rear pressure (bar): 2.9
Drivetrain
Drive chain: 530 chain
Sprockets (front / rear): 15 / 41
Ignition
Spark plug: NGK CR9EIA-9
Plug gap: 0.8-0.9 mm
Fluids & Filters
Engine oil: SAE10W-40, API SG
Engine oil (with filter, L): 3.8
Engine oil (without filter, L): 3.2
Oil filter: Hiflofiltro HF153
Air filter: Hiflofiltro HFA6105
Coolant (L): 2.7
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~354 km on a full tank (19.5 L)
Service
Battery: YTX9-BS
Service interval (km): 6000
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 6,000 km or 12 months, whichever comes first. Valve clearance check every 24,000 km. Engine oil: oil grade SAE10W-40, API SG, 3.8 L with filter change, 3.2 L without filter change. Spark plug: NGK CR9EIA-9 (gap 0.8-0.9 mm). Brake fluid: DOT 4. Coolant capacity: 2.7 L. Chain: chain drive, sprockets 15/41 teeth. Tire pressure: front 2.5 bar, rear 2.9 bar (cold). Tire size: front 100/90-18, rear 130/80-18. 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: SAE10W-40, API SG, 3.8 L (with filter), 3.2 L (without filter)
- OEM OEM recommended engine oil (SAE 10W-40)
- Premium Motul 7100
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 HF153
- OEM OEM oil filter
- Premium Hiflofiltro HF153
Spark plug
Spec: NGK CR9EIA-9, gap 0.8-0.9 mm
- OEM NGK CR9EIA-9
- Premium NGK CR9EIA-9
Front brake pads
- OEM OEM front brake pads
- Premium Brembo Z04 / SC
Rear brake pads
- OEM OEM rear brake pads
- Premium Brembo SP
Front tire
Spec: 100/90-18, 2.5 bar
- OEM OEM 100/90-18
- Premium Michelin Road / Power
Rear tire
Spec: 130/80-18, 2.9 bar
- OEM OEM 130/80-18
- Premium Michelin Road / Power
Brake fluid
Spec: DOT 4
- OEM OEM recommended brake fluid (DOT 4)
- Premium Motul RBF 600 / 660
Coolant
Spec: 2.70 L coolant capacity
- OEM OEM recommended coolant
- Premium Motul Motocool Factory Line
Service interval
Spec: 6 000 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: 43 mm USD fork
- OEM Fork: 43 mm USD fork
Air filter
Spec: Hiflofiltro HFA6105
- OEM OEM air filter (consult workshop manual)
- Premium K&N Replacement Air Filter
- Premium DNA High Performance
- Standard Hiflofiltro HFA6105
- Standard Champion CAF
Drive chain
- OEM OEM chain (matches OEM pitch and length)
- Premium DID VX3 X-Ring
- Premium DID ZVM-X Pro
- Standard JT Sprockets HDR
- Standard AFAM A5
Battery
- OEM OEM battery specification
- Premium Yuasa YTZ14S or YTX14-BS (typical 1000-1300cc)
- Premium Motobatt Quadflex
- Standard Exide AGM
- Standard Varta Powersports
