axle shaft interchange - The 1947 - Present Chevrolet & GMC Truck Message Board Network

*wolfthing2000* · 10-11-2005, 12:13 PM

Does anyone know what years of axle shafts , for the Eaton style 3/4 ton rearends, will fit the 67-72 trucks. ?? Also are the shafts interchangable throughout the 67-72 series.??????

*wolfthing2000* · 10-11-2005, 02:04 PM

ttt

*wolfthing2000* · 10-14-2005, 02:28 PM

anyone know anything on this at all????

*wolfthing2000* · 10-14-2005, 04:46 PM

ttt

Robert1970C20rstbukt · 10-14-2005, 06:08 PM

They should interchange from 1960-1972.

Americanrider · 10-14-2005, 08:31 PM

They are all the same spline count... you need some I have a pair I'll sell cheap.

westward_1 · 10-14-2005, 09:46 PM

This may confuse more than help, but per the parts manual:

60-72 Series 30 (except 11,000 lb axle),
60-70 Series 20 (except Dana axle, D-D),
68-70 D-D,
71-72 Series 20 (except 11,000 lb axle)

P/N 3759849 L.H. (stamped T49)
P/N 3759850 R.H. (stamped T50)

65-70 Ser. 20 with leaf type spring,
71-72 All w/Dana Axle

P/N 2403694 LH & RH (30 splines - 35 1/8" O.L.) (Dana 31494-1)

*wolfthing2000* · 10-14-2005, 11:24 PM

Thanks for info!

10-11-2005, 12:13 PM	#1
wolfthing2000 Account Suspended Join Date: Oct 2004 Posts: 1,276	axle shaft interchange Does anyone know what years of axle shafts , for the Eaton style 3/4 ton rearends, will fit the 67-72 trucks. ?? Also are the shafts interchangable throughout the 67-72 series.??????

10-14-2005, 06:08 PM	#5
Robert1970C20rstbukt Registered User Join Date: Jun 2004 Location: Beeville, Texas Posts: 1,943	They should interchange from 1960-1972. __________________ RJD 1984 Chevrolet C30 welding truck 454/SM465 1977 GMC C15 pickup 350/TH350 1970 Chevrolet C20 pickup 350/TH400 1970 Chevrolet K20 Suburban 454/TH350 1969 GMC 8500 478M V6/5 spd winch truck

10-14-2005, 09:46 PM	#7
westward_1 Registered User Join Date: Aug 2005 Location: California, MD Posts: 11	This may confuse more than help, but per the parts manual: 60-72 Series 30 (except 11,000 lb axle), 60-70 Series 20 (except Dana axle, D-D), 68-70 D-D, 71-72 Series 20 (except 11,000 lb axle) P/N 3759849 L.H. (stamped T49) P/N 3759850 R.H. (stamped T50) 65-70 Ser. 20 with leaf type spring, 71-72 All w/Dana Axle P/N 2403694 LH & RH (30 splines - 35 1/8" O.L.) (Dana 31494-1) __________________ 70 Chevy SWB Fleetside, 350/4spd/leaf springs (owned since 1977) 69 Chevy CST SWB Fleetside, 307/4spd (future project) 67 Chevy C20 (wife's project) Last edited by westward_1; 10-14-2005 at 09:47 PM.

10-11-2005, 02:04 PM	#2
wolfthing2000 Account Suspended Join Date: Oct 2004 Posts: 1,276	ttt

10-14-2005, 02:28 PM	#3
wolfthing2000 Account Suspended Join Date: Oct 2004 Posts: 1,276	anyone know anything on this at all????

10-14-2005, 04:46 PM	#4
wolfthing2000 Account Suspended Join Date: Oct 2004 Posts: 1,276	ttt

10-14-2005, 08:31 PM	#6
Americanrider Registered User Join Date: Dec 2004 Location: NW, WA. Posts: 1,421	They are all the same spline count... you need some I have a pair I'll sell cheap.

10-14-2005, 11:24 PM	#8
wolfthing2000 Account Suspended Join Date: Oct 2004 Posts: 1,276	Thanks for info!



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