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Spring rates of Bilstein B14



mikekean

ClioSport Club Member
  996 C4S, 135i, E30x2
Hi, Does anyone know the spring rates on the Bilstein B14 kit?

Cheers.
 
  182 trackday racer
Front is 70N/mm, accidently confirmed by Bilstein. Uppdated my Bilsteins with 100N/mm springs front and rear
 

mikekean

ClioSport Club Member
  996 C4S, 135i, E30x2
Cheers, actually harder than i thought. Group N spring rates are only 60N/mm
 
  Listerine & Poledo
Group N cars are all stripped to an inch though aren't they?

Different needs than a 'hero' clio.
 

mikekean

ClioSport Club Member
  996 C4S, 135i, E30x2
Group N cars are all stripped to an inch though aren't they?

Different needs than a 'hero' clio.

Sort of, they have a full climbing frame cage and dashboard etc. They weigh in at around 950kg which is around the same as my Cup racer i converted for rallying, was worried B14's would be to soft but it looks like they will be good for what i need. I was meant to be getting Reigers but it takes 6 weeks to make them and i have a rally in 3 weeks so the bilsteins are a cheap stop gap, ill probably just order the Reigers in the new year now.
 
  Listerine & Poledo
for rallying wouldn't some more compliant suspension be better?
Not telling, just asking. I always thought rally cars needed softer set-ups than track motors todeal with the road/mud conditions?
 

mikekean

ClioSport Club Member
  996 C4S, 135i, E30x2
what's the bolt spacing on your front hub mike, i "might" be able to lend you some PSS9's

Think its 60mm like a 182, but the cup racer hubs are way fatter. Ive got brandnew front strut casings so when the B14's arrive im going to take them apart and build them into my casings. Cheers for the offer though, im sure you wouldn't appreciate me taking apart your suspension though lol :)

for rallying wouldn't some more compliant suspension be better?
Not telling, just asking. I always thought rally cars needed softer set-ups than track motors todeal with the road/mud conditions?

Yep you do need more compliant suspension, but my car is being used purely for tarmac and B14's are a road car setup so they will do the job for now. If there crap its no biggie as they will be going on my road car after and Reigers being fitted to the rally car.
 


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