Caterham 21 Transmission Information in Quick-to-Read Graphs

Average transmission load (Nm)

- Drive: Rear wheel drive
- Gearbox construction: Manual
- Transmission type: 6 MT
- Average acceleration: 5.4 s to 60 mph
- Average optimal engine speed: 7075 rpm
- Average torque: 175 Nm
- Weight to torque ratio: 4 kg to 1 Nm
- Average weight: 650 kg / 1433 lbs
- Maximum load for transmission: 965 kg / 2128 lbs
- Gearboxy rating: 2 / 10

1.6 i 16V —6 MT (149 Nm)

1.8 i 16V —6 MT (203 Nm)

1.8 i 16V Supersport —6 MT (167 Nm)

1.8 i 16V U347WC —6 MT (180 Nm)

1.6 i 16V 6 MT—5.7 s to 60 mph (6 s to 100 kmh )

1.8 i 16V 6 MT—4.8 s to 60 mph (5 s to 100 kmh )

1.8 i 16V Supersport 6 MT—6 s to 60 mph (6.3 s to 100 kmh )

1.8 i 16V U347WC 6 MT—5 s to 60 mph (5.3 s to 100 kmh )

1.6 i 16V 6 MT—7000 rpm.

1.8 i 16V 6 MT—7500 rpm.

1.8 i 16V Supersport 6 MT—6800 rpm.

1.8 i 16V U347WC 6 MT—7000 rpm.

Vehicle	Transmission type	Gears	Drive type	Optimal rpm	Transmission efficiency
1.6 i 16V	Manual	6 MT	Rear wheel drive	7000 rpm.	96%
1.8 i 16V	Manual	6 MT	Rear wheel drive	7500 rpm.	69%
1.8 i 16V Supersport	Manual	6 MT	Rear wheel drive	6800 rpm.	96%
1.8 i 16V U347WC	Manual	6 MT	Rear wheel drive	7000 rpm.	96%