Page 69 - Issue 48

Ditching the Straight Axle: more true, all else held equal.

Steering is especially better in an
Part 1 (IFS) IFS application as well because the
“steering rods” are often on the
same radius of travel as the a-arms.
Meaning the steering rods are the
same length as the a-arms, so as
PHOTOS AND WORDS BY LUKE MERRILL (TINMAN 2 KUSTOMS) the suspension travels the steering
rod will travel at the same radius,
resulting in virtually zero bumpsteer.

Pros & Cons
Better Ride Quality, Disc
Brake options, More alignment /
adjustments options, readily
available replacement parts, Less
(If any) bumpsteer, Power Steering
boxes are generally already on
these subframes, easier to airbag.
Can be a bit tricky &
tedious, Risk of inferior/unsafe
frame work, Can be less visually
appealing, slightly more cost
involved because of more moving
parts.

Appearance

For the general “Rat Rod” there is
sometimes style points associated
with a straight axle. Some people
(including myself most of the time)
of Independent Front Suspension, would prefer style over function.
as well as execution of an IFS or The straight axle just looks better
subframe graft on your ride. when it is exposed. Wherein the
In short summary, why chose case of an IFS, it looks somewhat
IFS? With IFS, each wheel works cluttered and less stylish. However,
independent of each other, therefor in most “fendered” car & truck
you have less negative effect on applications the IFS is the way to
one side if you hit a dip or bump go because the suspension isn’t as
on the other. Versus with a straight exposed as a fenderless rat rod or
axle each side is affected. Thus hotrod.
the IFS will ride better and stay Anywhere from $50-5,000

RATRODMAGAZINE.COM RAT ROD MAGAZINE 69

68x73tinman.indd 69 2/18/18 2:11 PM