No tag/stampings on axle?
Do you have any data sheets inside cabinet doors/drawers?
Do you have any OEM material?
You can call Thor Industries (Thor of California mfg. Jazz...out of business but was a Thor Industries subsidiary)
Corportae doesn't list a contact phone number but Thor Motorcoach is in Elkhart (same as Corp). Might have phone number for records. Even though it's a 5th wheel (which you are calling a coach) Thor Motorcoach being in same town as Corp. should have contact number.
OR Airstream, Crossroads, Keystone, Dutchmen....any of them should be able to provide a contact for history/archives/info etc.
You can call Dexter......and inquire
8am-5pm EST (Monday-Friday)
(574) 295-7888
Have VIN and weight of trailer handy when you call any of them
Dexter would be my first call.
Is it time for your medication or mine?
2007 DODGE 3500 QC SRW 5.9L CTD In-Bed 'quiet gen'
2007 HitchHiker II 32.5 UKTG 2000W Xantex Inverter
US NAVY------USS Decatur DDG31