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Timo K

Member Since: 23 Aug 2012
Location: Helsinki
Posts: 169

Not tracking straight

So, any ideas guys:

My 110 has a tendency to pull to the right on a straight and level road. The problem was way worse but since going through and tightening all the wheel bearings (slack was found) and checking for wheel alignment it's still there but to a much smaller degree.

Speed does not seem to matter. Does it under acceleration, overrun, coasting, although at slow speed when abruptly coming off the throttle it does seem to nudge the steering wheel to the right somewhat quickly. At higher speeds this does not occur.

Bushes, springs, shocks are all good, nothing has more than 10k on them.

Kind of running out of ideas now.

29th Oct 2021 12:41pm

Balvaig

Member Since: 19 Feb 2016
Location: Fife
Posts: 719

2016 Defender 90 Puma 2.2 Landmark LE Corris Grey

My 90 had similar symptoms. Came on slowly and there was no obvious event which may have damaged tracking.
Turned out to be siezed track rod and panhard rod bushes were the cause.
Replaced, retracked and problem solved.

29th Oct 2021 1:10pm

MatLandy

Member Since: 11 Sep 2020
Location: Paris
Posts: 176

2008 Defender 110 Puma 2.4 CSW Zermatt Silver

Superpro makes some bushes to correct a pull to one side by pushing the front axle a bit forward on that side. They have 2 options, either to correct by 0.5 degree (reference is SPF2717K) or 1 degree (reference is SPF2718K).

I am contemplating going that route at the moment as I do have a slight veer to the right which is rather annoying on long motorway driving. I am in France (LHD). And all tracking is within specs.
Having done some intensive research (well, in fact, just a quick googlin') it would seem that RHD Defenders have tendencies to pull left, while LHD ones have tendencies to pull right.
The camber of the road might have a role in some cases, obviously, but mine slightly veers to the right on a dead flat surface for sure.

I have been wondering as well if using an adjustable panhard rod and playing on the the length can also be a solution ? not sure.

/Mat

2nd Nov 2021 5:43pm

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