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The "what things weigh thread."

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Lockdown18GT

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RedEcoJet

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accel

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OEM GT PP Front 9" Wheel: 32.5lbs
OEM GT PP Rear 9.5" Wheel: 32.4lbs


interesting that tite rack lists them at
33.15
and
33.85
respectively.
 

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mikeyjobu

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OEM GT PP Front 9" Wheel: 32.5lbs
OEM GT PP Rear 9.5" Wheel: 32.4lbs

interesting that tite rack lists them at
33.15
and
33.85
respectively.
In my limited experience with Tire Rack, they tend to err on the side of stating a pound or so heavier -- the wheels I've received from them have all been slightly lighter than advertised.


Interesting that the wider wheels weighs .1 less.
This could be (sometimes is) related to the amount of hub material -- the wheel is cast, and then the hub is machined to final shape, so the offset of a wheel can impact the amount of hub material/weight. So a rear wheel with a wider barrel can still weigh less if it is more concave, and more material is removed from the hub to achieve a given offset.

that is not uncommon by the way. not sure why though.
See above.
 
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BMR Tech

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Jay-rod427

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Loaded premium car with Procharger on board bigs and littles 3,886 with half a tank and without me:( Could prob get race weight a little under 4,000 if I wanted to, but keeping it in the spirit of daily driver. Gonna be that much sweeter when 4,086 lbs goes 9.40's @145!
 

TheLion70x77

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Didn't see these on the forum when I did a search so I figured I'd add them:

1. Mantic 9000 lightened billet steel flywheel with ARP bolts all still in the plastic bag = 15.5 lbs on my scale
2. Matnic 9000 twin disc organic clutch pack (pressure plates, spring hub aka the red thingy, bolts and guides, both organic sprung disks all in bubble wrap) = 20.4 lbs
Total Mantic 9000 Twin Disc Organic Clutch and Billet Steel flywheel = 35.9 lbs

For reference, OE Flywheel for 2011-2017's is 21.6 lbs. OE Clutch Pack (everything) is 24.6 lbs for a total of 46.2 lbs: https://www.svtperformance.com/threads/some-different-clutch-and-flywheel-weights.1067180/

3. BMR CB05 is 6.5 lbs on a postal scale (high accuracy) but your taking off 2.5 lbs of parts (stock IRS to sub-frame supports).

4. RTR Tech 7 9.5x19 wheels are 23 lbs each
5. Pilot Sport 4S 275/35R19 tires are 27 lbs each
Total weight for my lightweight tire / wheel setup is 200 lbs or about 48 lbs lighter than stock.

6. BMR 35mm front sway bar is +1 lbs over stock PP front sway bar.

7. JLT3.0 oil separator is 0.8 lbs

General rule of thumb is that 1 lb of rotating mass has an equivalent effect of 3 lbs of sprung mass. So lightweight tire / wheel with a lightweight flywheel / low MOI clutch can really help with acceleration / response. Lightweight wheel / tire setups help off-set the drive ability loss of a lighter weight flywheel as there's less rotating mass to get moving. I was quite surprised at how much easier it is to get the car moving during mundane stop n go or city driving with the lightweight wheel / tire setup than the stock PP wheels / tire size. Granted I also gained 4% final drive ratio by running smaller diameter tires so that also helps.
 

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accel

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4. RTR Tech 7 9.5x19 wheels are 23 lbs each
5. Pilot Sport 4S 275/35R19 tires are 27 lbs each
Total weight for my lightweight tire / wheel setup is 200 lbs or about 48 lbs lighter than stock.
how did you come up with 200 lbs diffetence?
 

Nagare

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how did you come up with 200 lbs diffetence?
Difference is 48lbs, not 200lbs. Each wheel is about 9lbs lighter alone going by the weight posted.
 

boB

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I stopped on a nearby scale: 4020 lb, take off about 160 for me and it's still not a light car.
 

TicTocTach

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I stopped on a nearby scale: 4020 lb, take off about 160 for me and it's still not a light car.
How is your car equipped? Premium? Perf Package? Base?
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