Proton S70 uses torsion beam rear for sub-RM100k price – Proton ride and handling makes the difference

By now, I hope you’ve read our review of the new Proton S70 sedan – if you haven’t, you can do so here – and it’s safe to say the car has earned Gerard’s seal of approval. But there’s a lingering question as the national carmaker continues to lean on its C-segment-sedan-at-B-segment-prices messaging, and that’s the use of a relatively rudimentary torsion beam for its rear suspension.
You see, the line between the B- and C-segments is pretty blur as it stands, particular as cars in the former camp grow in both size and sophistication. The key delineation has always been the rear suspension, with the larger car tending to make use of an independent multilink setup – most notably the local sales leaders, the Honda Civic and Toyota Corolla.
So why doesn’t the so-called “C-segment” S70 have it? According to product specialist Gary Lee at the S70 media drive Q&A session, the answer is as always down to cost. “If the base car [uses a] torsion beam, and we change it due to a market request, is there any additional volume or price premium we can get, because we have to invest some money to change the body? Sad to say, this is always the question,” he said.
The former R3 man was quick to praise the company’s prowess in ride and handling tuning – this, and not the basic suspension layout, is what he believes will make the difference in the way the S70 drives. “From the parameters provided by the base car, it did meet our requir..










