Not enough information to answer your question exactly, but
no. The flywheel underpans and extensions are not the same.
The '54 truck part number is different than the earlier
trucks and the passenger is different than the trucks.
gp 0.679:
37-53 Comm., Utility...............838438
49-54 Pass. (exc. P.G.)...........3688221
54 Comm., UTIL., (exc. A.T.),..3702830
40-54 Comm., Utility (exc. A.T.)....Extension...839180
49-54 Pass., (exc. P.G.) Extension..3688218
Denny Graham
Sandwich, IL
Last edited by Denny Graham; 10/05/2015 7:55 AM.