The front axle itself does not need to be removed.
You can find a 1989 Chevy front axle diagram at most Chevrolet dealerships. Most local libraries will have Chevrolet service manuals with the front axle diagram.
rear axle diagram ford 350 2004
look under the truck and then look in the front theres the axle its that esay
Strait axle front beam with king pins.
Centre of the front axle to the centre of the rear axle.
On the top of the truck
What is the track width, or also known axle length of every truck?
A diagram of the front axle of a 1997 Dodge ram pickup 4 x 4 can be found at most Dodge dealerships. Many auto-parts stores will have the diagram.
#1 axle is the steer axle, #2 axle is the front drive axle, #3 axle is the rear drive axle.
It is a 75w90 synthetic gear oil.
I'd need to know if you had a solid front axle or a double wishbone independent front suspension in order to answer this.