Saab 9-3 sport estate 1.9 TTiD 16v aut. Knaus Sudwind 450 KU
Performance
Weight
The Saab 9-3 sport estate 1.9 TTiD 16v aut. with a Knaus Sudwind 450 KU with an actual weight of 1305 kg is in general a good match and suitable for all journeys on all kinds of roads.
The motor preformance of the Saab is in general good. And also the weight of the Knaus with a normally distributed User Payload (200 kg in the caravan and 200 kg in the car including passengers), is good.
Flat roads
Towing Performance
235
261
Mountains
Risk of snaking
301
180
Weight ratio: 70% (79% of kerbweight)
1305 kg
1855 kg
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Number of useful calculations:
13
Saab 9-3 sport estate 1.9 TTiD 16v aut. Knaus Sudwind 450 KU
Actual Weights
Knaus Sudwind 450 KU: 1305 kg.
Saab 9-3 sport estate 1.9 TTiD 16v aut.: 1855 kg.
Noseweight: 75 kg.
Actual weight ratio: 70%.
Performance
The engine's performance is generally good on flat roads (performance score to compare 235 points).
Speeds of 75 mph (121 km/h) to 81 mph (130 km/h) are often quite possible.
There is a lot of power at low engine speeds (score to compare 261 points).
Higher revs (1600 rpm) are usually not necessary on flat roads, under most circumstances.
Acceleration from 0-62 mph (0-100 km/h) is theoretically possible in 16.9 sec.
In the mountains the performance is generally very good (score to compare 301 points).
No problems are to be expected on steep mountain roads. Hill starts are possible on steep slopes up to 24%.
On motorway inclines higher revs (2400 rpm) are needed.
A speed of 67 mph (108 km/h) is usually possible on most motorway inclines.
Weight
The towing limit of the Saab is more than sufficient (check this in your vehicle documents).
If you passed your driving test after 1 January 1997, a B driving license is enough.
The caravan is too heavily loaded.
Weight ratio between the laden caravan and the loaded car is 70%. Common in the UK: the weight ratio between the laden caravan and the kerbweight of the car is 79%.
There is a small chance of snaking at higher speeds, strong side winds and thoughtless driving. Even if the combination normally feels stable, the forces by deflection side to side are great at high speed. For drivers with knowledge of, and experience in driving a caravan it is safe to drive, but proper and careful loading is still important! An electronic stability system in the car and / or on the caravan is worth considering.
Recommended noseweight is 75 kg.
Safe speed up to 62 mph (100 km/h).
Stability and safety score to compare is 180 points.
If the caravan starts to snake you should reduce your speed and slow down directly! Lift your feet off the accelerator and brake gradually. Hold the steering wheel into a fixed position.
Conclusion
Performance is good.
If the caravan is well loaded safe driving is possible.
It's a perfect match!
Influence of User Payload on stability
Weight distribution and noseweight are vital in obtaining a stable caravan.