Forum Discussion
Bedlam
Aug 13, 2015Moderator
last year I went from a SRW with 19.5's to a DRW with 19.5's. I can definitely feel DRW tire scrub when driving tight corners and know that the more rubber you have on the road will cause that much more drag/resistance. There are too many differences between truck weight, power trains and age to make a fair comparison, but I am netting about the same mileage now as before but have the additional cost of DEF. If had a SRW version of my current truck, I know I would get better mileage.
I'm convinced any better handling I have with my DRW under load is due to the suspension more than the extra set of tires on the rear. Running my SRW with an 8000 lb rear axle weight was worry free with the 14PR 19.5's I used, but I could have benefited from a heavier spring pack.
I'm convinced any better handling I have with my DRW under load is due to the suspension more than the extra set of tires on the rear. Running my SRW with an 8000 lb rear axle weight was worry free with the 14PR 19.5's I used, but I could have benefited from a heavier spring pack.
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