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Old 04-08-2011, 08:47 AM   #2
Airhead Wrangler
Adios Mexico
 
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Joined: Mar 2008
Location: Back in Seattle, FINALLY
Oddometer: 6,430
I know that the R80G/S subframe (and the GS as well, I'm pretty sure) used 18mm OD mild steel tubing. The wall thickness on the GS subframe is 3mm (very beefy) whereas that of the R80G/S is much thinner, but I don't have a number.
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R80ST Gets The HPN Treatment
Seattle to TDF on an airhead

Current rides: HPN #834, '93 R100GSPD "red rocket", '73 R75/5 Toaster mongrel, '80 Ducati Pantah 500SL, '92 DR350, '67 Honda SS50, '80 Honda Chaly.
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