They should both be ten spline shafts, but will only match up in length if the other aspects are identical.... e.g., both four wheel drive, four door vehicles, etc. They won't match in length if one is, say, a two door, four wheel drive, and the other is a four door, two wheel drive.
For the rear ends, you'll either have to look for the RPO code in the glove compartment, or else count gear teeth if you can't find the RPO codes. There have been several different ratios available for the Blazer, and I'm not certain which options were available for those model years, but I know the RPO codes..
GU2 2:73 ratio
GU4 3: 08 ratio
GU5 3:23 ratio
GU6 3:42 ratio
GT4 3:73 ratio
GT5 4:10 ratio
Axle shaft seal.Axle shaft seal.
First off do you want to change an axle shaft or the complete axle housing? for the axle shaft,jack the rear of the truck up take off the wheels and brake drums.make sure truck is securly supported with jackstands.remove the differental cover locate the bolt that holds the cross pin in the carrier.remove the bolt,slide out the cross pin.push the axle in towards the center and remove the c-clip holding the axle in.remove the axle shaft carefully so not to damage the bearings or seal.
Axle shaft, steering shaft, drive shaft, distributor shaft
Axle
The axle shaft is retained from the inside with a horseshoe looking clip.The axle shaft is retained from the inside with a horseshoe looking clip.
To remove the axle shaft, first remove the wheel, and brake drum/rotor. Second, remove the differental cover. Third, remove the bolt holding the spider gear shaft, and remove that shaft. Fourth push inward on the axle shaft to remove the horseshoe clip on the inside. The axle shaft will now pull out.
The 1998 GMC Jimmy front axle shaft torque specification is 60 pounds. You want to make sure that you do not over torque the axle shaft, as you can ruin the axle bearing.
Yes
If you did the drive shaft would not hook up and you would have no steering ability.
Only if the rear axle is a drive axle.
Dsiconnect Drive shaft Disconnect brake lines Support rear axle housing Disconnect shock absorbers Disconnect "U" Bolts if leaf springs Lower axle housing
Yes