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Old 11-10-2009, 09:36 AM   #326
SCOTI
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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Originally Posted by r1lorenzini View Post
Well I can only speak from experience where as I have his drop and the size tires I recomended and I have no problems what so ever rubbing or
ride quality like I said
just IMO
I didn't see where you listed your drop size which is why I included the 'disclaimer' that it wouldn't work @ 5/7 drops or more.
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Old 11-12-2009, 12:00 PM   #327
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Hey guys i'm new here, and have been following this post since the beginning. I have a 95 C1500, that i'm putting these wheels on, and wanted to let you guys know that they wont fit the 88-98 without a spacer. I will be running 20x8.5's in the front and a 7/32nds spacer and have to trim the tabs on the center cap. As for the rears they will be a 20x10, as you guys already know, they are on national back order. I've been wating on these since July, i could have opted out for a set of the black ones, but then i would have had 2 grey ones to get rid of. I decided to wait it out because the grey ones are a textured spoke, i beleave the ones on Benji's Blue truck were black ones painted grey, im not 100% sure but the 2 20x8.5's i have are textured spokes.
Here is a pic of both fronts on the same side, and a pic of them before i had tires mounted.




Last edited by fast 95; 11-12-2009 at 12:01 PM.
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Old 11-12-2009, 07:35 PM   #328
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

them wheels look great on your truck fast 95. fixed up right, i have always been a fan of the 88-98 1500s
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Old 11-17-2009, 09:31 PM   #329
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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As for the rears they will be a 20x10, as you guys already know, they are on national back order. I've been wating on these since July,
We just got a set of these in for a customer; 20x10's in the silver finish. When we ordered them on Monday of last week, there were five left in the whole country.

Last edited by wildmanaaron; 11-17-2009 at 09:33 PM.
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Old 11-23-2009, 08:25 PM   #330
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

I got an email from Boss Motorsports a little while ago from my inquiry about the retooling:

"we are hoping about 2 weeks out"

Good news hopefully!
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Old 11-23-2009, 09:10 PM   #331
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Didnt read the whole thread not sure if its been mentioned but I emailed BOSS and asked about the possibility of them making these in a 22" version. They responded with "90 days"

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Old 11-23-2009, 09:22 PM   #332
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

They debuted the 22" version at SEMA 2 weeks ago, and are shooting for Feb. 2010. The others are looking to be available 2nd week of December.
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Old 11-23-2009, 10:47 PM   #333
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

I'm picking up my rears tomorow, its been way too long waiting for theses!
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Old 11-23-2009, 11:03 PM   #334
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Xwhatever # on group buy... i will need more back spacing on the rear if possible.
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Old 11-24-2009, 04:34 PM   #335
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Here is what mine looks like, 20x8.5's front, and 20x10 rears!!




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Old 11-24-2009, 06:19 PM   #336
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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Originally Posted by fast 95 View Post
Here is what mine looks like, 20x8.5's front, and 20x10 rears!!
What size tires front and rear? Looks PERFECT!
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Old 11-24-2009, 07:35 PM   #337
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Yeah no kidding..spec your sizes please..thats one nice looking truck!!what drop you running...did you use the 7/32 spacer?
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Old 11-24-2009, 08:30 PM   #338
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Tires are 275-40-20's all around, they are what i had so i have to get my use out of them. The rear needs to be at least a 295-40-20 so it dosent looked stretched, as for the drop, i'm not 100% sure but i belive its a 3/5 drop. It was lowered when i bought it. Front uses a 7/32 spacer and the caps trimmed and the dust cap hammered. Bolt pattern is the only thing that fits like it should. I will probaly end up using a 1/2" spacer to widen the stance once i get a set of 295'2 for the rear. Here is a pic of the cap trimmed next to one thats not trimmed.
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Old 11-29-2009, 12:44 AM   #339
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Thanks to the guys communicating on the behalf of everyone on the forum to get these wheels re-tooled for our trucks.

I just read through the whole thread and have a few questions.

1. According to Boss's website these wheels are made in the USA. Is this true, or is it simply they are painted or machined here. Some may think this is trivial, but I can't stand the junk that comes from china. This will be the first determining factor if were to buy a set.


2. I saw in this thread and others that the earlier axles are narrower.
Does anyone know if you can run a 71 axle shaft in a 68 housing? I know someone will chime in about extra bearing loads so on and so forth. Which is correct, the bearing loads will be greater, however I've done this in my Fox body Mustang road race car in the past and didn't have an issue in 3 years of racing. Ford actually did this in production, the 94-97 Mustangs have the same housing width as a Fox body, but longer axle shafts by 3/4" per side.

I also realize this means I'll have to do some fab work on the brakes. This is fine as I had already planned on this anyway.

I'm intending on running 18x9.5s on all 4 corners. I'm not in a great hurry as I'm still collecting the 5 lug parts.

Thanks
Jason

Last edited by Test Pilot; 11-29-2009 at 12:51 AM.
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Old 11-29-2009, 04:12 AM   #340
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Quote:
Originally Posted by Test Pilot View Post
Thanks to the guys communicating on the behalf of everyone on the forum to get these wheels re-tooled for our trucks.

I just read through the whole thread and have a few questions.

1. According to Boss's website these wheels are made in the USA. Is this true, or is it simply they are painted or machined here. Some may think this is trivial, but I can't stand the junk that comes from china. This will be the first determining factor if were to buy a set.


2. I saw in this thread and others that the earlier axles are narrower.
Does anyone know if you can run a 71 axle shaft in a 68 housing? I know someone will chime in about extra bearing loads so on and so forth. Which is correct, the bearing loads will be greater, however I've done this in my Fox body Mustang road race car in the past and didn't have an issue in 3 years of racing. Ford actually did this in production, the 94-97 Mustangs have the same housing width as a Fox body, but longer axle shafts by 3/4" per side.

I also realize this means I'll have to do some fab work on the brakes. This is fine as I had already planned on this anyway.

I'm intending on running 18x9.5s on all 4 corners. I'm not in a great hurry as I'm still collecting the 5 lug parts.

Thanks
Jason
Hey Jason,... welcome to the board.

The 71-72 rearend housings are wider so they won't fit in the earlier 63-70 housings. There are a ton of suppliers that make "aftermarket 5-lug" axles that will fit your narrower axle housing.
(Moser Engineering, ECE, Summit Racing, etc).
I would think for the price these wheels are made over seas.
My 20" rims cost around $700 total,... for all four wheels. That was why I purchased them.
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Old 11-29-2009, 06:49 PM   #341
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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Originally Posted by lolife99 View Post
Hey Jason,... welcome to the board.

The 71-72 rearend housings are wider so they won't fit in the earlier 63-70 housings. There are a ton of suppliers that make "aftermarket 5-lug" axles that will fit your narrower axle housing.
(Moser Engineering, ECE, Summit Racing, etc).
I would think for the price these wheels are made over seas.
My 20" rims cost around $700 total,... for all four wheels. That was why I purchased them.
Thanks.

What I'm trying to accomplish is put the longer axle in the narrower housing. I've see the axles from ECE, which are at a pretty good price.

My goal is to make sure the track doesn't look goofy being narrower in the rear. I'm also largely opposed to spacers. The reason I wanted to avoid swapping to a 71-72 axle, was because my axle has a pretty recent Auburn diff. I didn't want to pay to have if moved over, but I suppose it woudn't be the end of the world if I had to do so.


I figured they were probably made in China, but their side does say made in USA.
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Old 11-30-2009, 12:29 PM   #342
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

On the backside of one of the spokes it is embossed with "Made in the USA AEWC". So, they are made here apparently!
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Old 11-30-2009, 05:19 PM   #343
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Quote:
On the backside of one of the spokes it is embossed with "Made in the USA AEWC". So, they are made here apparently!
That makes me feel a little better. I realize stuff can still be crap even though it's made in the good ole USA, but I rarely ever buy anything that's made in China, b/c i usually have to buy it twice.
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Old 12-01-2009, 09:27 AM   #344
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Just wanted to post a slick looking '66 running what appears to be BOSS 338's. That is such a great looking wheel when you get it mounted.

http://www.67-72chevytrucks.com/vboa...d.php?t=374366
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Old 12-01-2009, 10:29 AM   #345
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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Originally Posted by 72BlckButy View Post
Just wanted to post a slick looking '66 running what appears to be BOSS 338's. That is such a great looking wheel when you get it mounted.

http://www.67-72chevytrucks.com/vboa...d.php?t=374366
I beleave your right, i wonder if they look that good on mine when its moving?
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Old 12-01-2009, 02:26 PM   #346
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5



Just talked to this guy they are 245/35/20 and 295/40/20
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Old 12-01-2009, 04:10 PM   #347
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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Just talked to this guy they are 245/35/20 and 295/40/20
Appearance-wise, not enough sidewall for a truck IMHO. Rubber bands are fine on a ricer (if that's your thing) but I like to see a little more meat on a pickup, even with 20s. The white truck above is perfect (again IMHO).
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Old 12-01-2009, 05:25 PM   #348
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

hope we can do a group buy on these! I want a chrome set for my project
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Old 12-01-2009, 09:57 PM   #349
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

Here they are, rolling and tucked!
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Old 12-01-2009, 10:34 PM   #350
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Re: Got some new wheels: Boss 338's in 20x10 and 20x8.5

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hope we can do a group buy on these! I want a chrome set for my project
I'll second that motion. Providing we get the new style that fits.

Last edited by Test Pilot; 12-01-2009 at 11:32 PM.
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