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Newer OEM-style Airbags [message #273887] Tue, 17 March 2015 13:01 Go to next message
bhayes is currently offline  bhayes   United States
Messages: 263
Registered: March 2010
Karma: 1
Senior Member
Looks like I have some cracking on my old airbags, so I'm looking at replacements. Sully's replacements seem popular, but I'd like to keep things as "stock" as possible. I'm wondering if anyone has had experience with Cinnabar's newer OEM-style airbags that they and JimK ( http://appliedgmc.com/prod.itml/icOid/1430 ) are selling. Any thoughts on them?

Bryan Hayes
'76 Eleganza II
Salt Lake City, Utah
Re: [GMCnet] Newer OEM-style Airbags [message #273892 is a reply to message #273887] Tue, 17 March 2015 13:57 Go to previous messageGo to next message
powwerjon is currently offline  powwerjon   United States
Messages: 849
Registered: March 2013
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Senior Member
Bryan,
The cracking of the rubber is only an indication of the outer protective rubber coating starting to fail. On our first coach the bags were original and I changed them at 26 years of age. They did not leak but the exterior was pretty rough. The actual airbag itself is a rubber coated canvas bag that actually the one that holds the air. As for trying to remain as “stock” as possible for the price of pair of OEM air bag bags (($850+)you can get upgrade to a complete set of Sully’s stuff and the price of replacement air bags if about $125.00 per side for a several hundred dollars savings.

http://www.bdub.net/sully/

The best place that I have found anywhere in the US for del and price is Michigan truck spring. They offer two different priced units that will fit.

http://www.truckspring.com/Search.aspx?keyword=W01-358-9294

And they free ship

J.R. Wright
GMC GreatLaker
GMC Eastern States
GMCMI
78 Buskirk 30' Stretch
1975 Avion (Under Reconstruction)
Michigan

> On Mar 17, 2015, at 11:01 AM, Bryan Hayes wrote:
>
> Looks like I have some cracking on my old airbags, so I'm looking at replacements. Sully's replacements seem popular, but I'd like to keep things as
> "stock" as possible. I'm wondering if anyone has had experience with Cinnabar's newer OEM-style airbags that they and JimK (
> http://appliedgmc.com/prod.itml/icOid/1430 ) are selling. Any thoughts on them?
> --
> Bryan Hayes
> '76 Eleganza II
> Salt Lake City, Utah
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
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Re: [GMCnet] Newer OEM-style Airbags [message #273896 is a reply to message #273892] Tue, 17 March 2015 14:25 Go to previous messageGo to next message
bhayes is currently offline  bhayes   United States
Messages: 263
Registered: March 2010
Karma: 1
Senior Member
Thanks, J.R., that's good to know. I do have a problem with the bags leaking down. The driver side bag leaks down after only a few days, and about a week on the passenger side. I have shutoff and schrader valves on both. If I shut the valves off, it does slow the leaking a bit, so I'm planning on checking the plumbing as well.

Bryan Hayes
'76 Eleganza II
Salt Lake City, Utah
Re: Newer OEM-style Airbags [message #273976 is a reply to message #273887] Wed, 18 March 2015 19:14 Go to previous messageGo to next message
George Beckman is currently offline  George Beckman   United States
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Registered: October 2008
Location: Colfax, CA
Karma: 11
Senior Member
bhayes wrote on Tue, 17 March 2015 11:01
Looks like I have some cracking on my old airbags, so I'm looking at replacements. Sully's replacements seem popular, but I'd like to keep things as "stock" as possible. I'm wondering if anyone has had experience with Cinnabar's newer OEM-style airbags that they and JimK ( http://appliedgmc.com/prod.itml/icOid/1430 ) are selling. Any thoughts on them?


My "Sully type" bags are great. We have a '74 so there is the small one gallon air tank on the coach. The lower pressure the new bags use is a great advantage when raising the coach. You can feel it moving up. One of the cheaper local gas stations has quite a steep entrance but I can switch my J.R. Slaten valves to Raise for about 10 seconds and don't drag a bit.

I happen to have mine installed at JimK's and to tell the truth, I was at least an hour away before I remembered to think about any change in the ride. It may be a little more stable on corners but that may be imagination. It still steps over speed bumbs, etc. with the smoothness GMCs are famous for.


'74 Eleganza, SE, Howell + EBL
Best Wishes,
George
Re: Newer OEM-style Airbags [message #274102 is a reply to message #273887] Fri, 20 March 2015 19:36 Go to previous messageGo to next message
Steve is currently offline  Steve   United States
Messages: 506
Registered: September 2013
Location: East Greenville, Pa
Karma: 1
Senior Member
Hey Brian, I'm with you, I kind of prefer to keep it original but the pricing on the Sully system is attractive. If I had to decide today I would go Sully. I'm even tempted to order a set of brackets now so I will be sure to have them for future use.

Have you had your GMC up to the Washington Lake campground in the Uinta mountains? Not too far from Salt Lake City and really nice. I camped there as a Boy Scout 40 years ago and it was remote wilderness and barely accessible. Now they have a beautiful camp ground there.


1978 GMC Royal
Eastern Pennslyvania
1968 Chevrolet C20 396 Camper Special
1969 Chevrolet C20 Camper Special
1985 Buick Electra Park Avenue
1992 Camaro 25th Anniversary Heretage Edition Black
Re: Newer OEM-style Airbags [message #274120 is a reply to message #274102] Fri, 20 March 2015 22:45 Go to previous messageGo to next message
bhayes is currently offline  bhayes   United States
Messages: 263
Registered: March 2010
Karma: 1
Senior Member
Thanks, Steve. We haven't taken too many outings. We've had one thing or another go wrong with our coach when we've tried to use it over the past several years, but I'm keeping my fingers crossed that I've gotten most of the kinks worked out. I'll have to add Washington Lake to the list.

Bryan Hayes
'76 Eleganza II
Salt Lake City, Utah
Re: [GMCnet] Newer OEM-style Airbags [message #274121 is a reply to message #274120] Fri, 20 March 2015 23:54 Go to previous message
sgltrac is currently offline  sgltrac   United States
Messages: 2797
Registered: April 2011
Karma: 1
Senior Member
The airbags in The Pig looked awful. Cracked and hotdogged but held air
fine. Probably would have lasted for awhile longer but I did not want to
worry about a failure when on the road. The ensuing gmc airbag system
research resulted in my development of the Sullybilt system. If the airbags
make you uncomfortable then you must do something about them or they will
always be on your mind raining on your parade and ruining your GMC
experperience. Make a change that gives you peace of mind whether it be the
reproduction oe or another system. It will give you the confidence of new
tires.

Sully
77 Royale
77 eleganza 2

On Friday, March 20, 2015, Bryan Hayes wrote:

> Thanks, Steve. We haven't taken too many outings. We've had one thing or
> another go wrong with our coach when we've tried to use it over the past
> several years, but I'm keeping my fingers crossed that I've gotten most of
> the kinks worked out. I'll have to add Washington Lake to the list.
> --
> Bryan Hayes
> '76 Eleganza II
> Salt Lake City, Utah
> _______________________________________________
> GMCnet mailing list
> Unsubscribe or Change List Options:
> http://temp.gmcnet.org/cgi-bin/mailman/listinfo/gmclist
>
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Sully 77 Royale basket case. Future motorhome land speed record holder(bucket list) Seattle, Wa.
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