The Stovebolt Site Forums The Shop Area Driveline SM420 Gear Oil - what type to use & fill level

Help is a click away!

VEHICLE
INFORMATION
KITS

at the

GM Heritage Center
All the details are here.

Searching the Site - a click away

New here ??? Where to start?

Click on image for the lowdown.

====

Who's Online Now

8 members (TUTS 59, Otto Skorzeny, GMCJammer51, Jon G, 1955 1 Series, Joe H, TexasA&M48Truck, Bill Hanlon), 180 guests, and 6 robots.

Key: Admin, Global Mod, Mod

Forum Statistics

Forums66

Topics128,078

Posts1,056,044

Members48,433

Most Online14,466
Apr 26th, 2026

Step-by-step instructions for pictures in the forums

Brad Allen's photos

AD Chevy Trucks

Pictures galore

Over 6,000 pictures

Brad Allen has an awesome collection of Chevrolet factory pictures that he has set up from film strips.

Check them out!

Lots of work on Brad's part ... pure enjoyment (and references) for you!

Big Thanks!

THANKS!

For helping keep this great
old truck web site
on the Internet for

over 30 years!

and not clogged down
with Ads!

Again, thanks!

Print Thread

Re: SM420 Gear Oil - what type to use & fill level JackAttack #1102241 05/12/2015 12:41 PM
Joined: Oct 2006 Posts: 9,671 Sandwich, IL D Denny Graham 'Bolter
Denny Graham 'Bolter D Joined: Oct 2006 Posts: 9,671 Sandwich, IL	Yes, I do all my own work, cept on the late model stuff, which I'm not equipped to trouble shoot....yet. dg Denny G Sandwich, IL

Entire Thread
Subject	Posted By	Posted
SM420 Gear Oil - what type to use & fill level	JackAttack	05/11/2015 3:39 AM
Re: SM420 Gear Oil - what type to use & fill level	tclederman	05/11/2015 4:27 AM
Re: SM420 Gear Oil - what type to use & fill level	Denny Graham	05/11/2015 9:54 AM
Re: SM420 Gear Oil - what type to use & fill level	F*C	05/12/2015 4:24 AM
Re: SM420 Gear Oil - what type to use & fill level	Denny Graham	05/12/2015 12:41 PM
Re: SM420 Gear Oil - what type to use & fill level	fixit1958	05/13/2015 3:22 PM
Re: SM420 Gear Oil - what type to use & fill level	48 Yuma Rebel	05/15/2015 4:45 AM
Re: SM420 Gear Oil - what type to use & fill level	48 Yuma Rebel	05/20/2015 12:40 AM
Re: SM420 Gear Oil - what type to use & fill level	fixit1958	05/23/2015 3:12 AM
Re: SM420 Gear Oil - what type to use & fill level	crenwelge	05/23/2015 4:50 AM
Re: SM420 Gear Oil - what type to use & fill level	48 Yuma Rebel	05/23/2015 4:57 AM
Re: SM420 Gear Oil - what type to use & fill level	Whitedog	05/23/2015 5:49 AM

Moderated by Dusty53, SWEET

Hop To

Link Copied to Clipboard