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narrowed front beam?

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tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771483
i keep hearing bout lots of people narrowing their front beam by usually 2 or 2.5 inches.

why do people do this? im not sure what it does so please pardon my ignorance. what are the positives and negatives for this modification?

thanks in advance

trev

bushed Wolfsburg Elder

3,541 posts · joined Dec 2006 ·

#771486
have never had one but the alternative cheaper quicker option is put on wider wheels at the rear due to vw's being tailend heavy

appearance is similar but prob a better ride if the car is not full due to increasing leverage on axles and giving better camber. (angle of rear wheels)

bottom line to me is; increase stability either way!
want any vw bits old but like me, Made in Germany!!!

tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771500
my car is the irs type. would it be needed as much as a swing axle? if i had 245 tyres on the rear (or 10mm short of 10inch) would there be any need for a shortened front beam?

Camo Custom Title Time!

1,936 posts · joined Oct 2007 ·

#771514
Guys,

You have lost me here. You asked about a narrowed front beam and then you both talk about the rear suspension ???

As to narrowing the front beam, I think a lot do it mainly for appearance. I changed from front drums to disks and the kits makes the wheels 1/2 inch wider, so I narrowed it to compensate for this.

So that was a positive reason for me, but I have hears that the narrow wheel track on the front reduce stability a bit but I cant confirm this.

Kev
I thought rebuilding a VW would be cheap - Shit I was wrong, just don't let the wife know !!!!

Click here for my (slowy) modded 1961 Beetle build.

tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771541
ok so its basically cosmetic then. if this is the case with no major handling or any other increase apart from looks i think ill give this one a miss. especially for the dollars it costs. thanks guys for your response its much appreciated

Craig Torrens 6 times Australian, 7 times State Hillclimb Class Champion

8,040 posts · joined Jan 2003 ·

#771544
tmerivale wrote:ok so its basically cosmetic then. if this is the case with no major handling or any other increase apart from looks i think ill give this one a miss. especially for the dollars it costs. thanks guys for your response its much appreciated
yep cosmetic only, your handling goes backwards when you narrow a beam.


tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771556
hey craig i sent you a pm in the last couple of days can you reply when your free

71-BEETLE-SEDAN AKA Josh

1,058 posts · joined Mar 2009 ·

#771566
When most people narrow their beam they often eld in adjusters for loering or raisning the suspension.

Bizarre Moderator The artist formerly known as blue74l

12,785 posts · joined Aug 2002 ·

#771569
besides "looks" i would have thought the main reason for a narrowed bean was to get a decent 6" or 7" rim on the car when it is lowered??
Futue te ipsum!!!

tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771571
so if i dont intend to lower my car yet have 7inch wide rim on the front should i need the narrowed front beam?

my car is a eureka (kit car from the 70's and 80's) and i have purchased a set of 14x7 bathurst globes. the rear will have 245 im hoping but the front wont be that wide maybe 215 or 225.

Craig Torrens 6 times Australian, 7 times State Hillclimb Class Champion

8,040 posts · joined Jan 2003 ·

#771579
tmerivale wrote:hey craig i sent you a pm in the last couple of days can you reply when your free
never got it mate.😠


tmerivale Casual Dubber

44 posts · joined Nov 2009 ·

#771580
craig, i just checked my outbox and it never sent??? i think i must be losing my mind, anyway ive just sent another one to you now

hulbyw Insano Dub Head

819 posts · joined Sep 2009 ·

#772860
Given that you have to narrow a lowered beam to put on wide tyres, wouldn't it be easier to run narrower tyres on the front than the rear? If a low profile is desired for looks you may need to re calibrate the speedo. Anyone know if it would adversely affect the handling to have narrower tyres on the front than the rear?

Bizarre Moderator The artist formerly known as blue74l

12,785 posts · joined Aug 2002 ·

#772877
more tread = better grip
Futue te ipsum!!!

hulbyw Insano Dub Head

819 posts · joined Sep 2009 ·

#772882
So does it follow that more grip on the rear than the front will help balance out oversteer?

Stanley I guess the reward is in the doing of it

4,523 posts · joined Mar 2003 ·

#772896
if you want to fit fat front tyres you can always raise the front, however unless you have a baja you need to narrow the beam to lower the stance of the car otherwise the tyres will scrub when you turn. This also depends how low you want to go. Also not sure about a Eureka they might have more room in the front wells.

Paulc1964au Custom Title Time!

1,627 posts · joined Mar 2010 ·

#772899
I am looking at installing some drop spindles and putting 175's on the front and 195's on the rear, will install the tyres first then do the drop spindles.

If I put lower profile tyres on the front it will alter the speedo, can you actually recalibrate the speedo?
/url]Streetwise Aircooled Volkswagens
My 69 Bug

Bizarre Moderator The artist formerly known as blue74l

12,785 posts · joined Aug 2002 ·

#772901
Dropped spindles have other issues with legality
There is a tread on here with the trials and tribulations of getting an engineers certificate with dropped spindles
Futue te ipsum!!!

Bizarre Moderator The artist formerly known as blue74l

12,785 posts · joined Aug 2002 ·

#772908
not as much as dropped spindles
Futue te ipsum!!!

gazman Seriously Crusin Dubber

101 posts · joined Jun 2007 ·

#772922
Stanley wrote:Also not sure about a Eureka they might have more room in the front wells.
They do... Not sure how much but.
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vwo60 Veteran Volks Folk

2,036 posts · joined Feb 2007 ·

#772974
I thought that people fitted a narrowed front beam to allow the fittment of wheels that have the wrong offset for the particilar car, this raises all types of complications in the legal and handling departments, first up it will change the scrub radius to the positive causing an increase in bump steer and tramlining, increase in unsprung weight as now the wheel hang further out on the suspension, imcrease in wear on the king/link pins/ball joints/wheel bearings and inner trailing arm bushes, if you pointed out to any automotive engineer that you have narrowed the beam to fit wheels that you bought that look good but dont fit the car there is no way that that would be a approved modification as it is the wheel placement in relationship the the actual suspension that is the major issue with the mudguard clearence being the second one, i had my 7' x 17" wheels made and with the disc brake conversion that i engineered and machined the front track on my car is 14MM over standard,all you have to do is fit wheels that are engineered for the car

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