Off-Road Resources
Bolt Pattern Guide
Wheel Measurement Guide
Wheel Lug Nut Guide
Wheel Backspacing Guide
Ring and Pinion Set Up Specs
Carrier Breaks and Thick Gears
3.55 and 4.11 Gear Variations
Dana 60 BOM Code List
GM RPO Axle Code List
Rockwell Axle Information (»)
U-Joints and CV Shafts
4-Link Suspension Guide
Performance Shock Reviews
Shock Measurement Guide
Coilover Install and Setup Guide
Coilover Spring Rate Correction
Shock Valving Guide
Shock Tuning Guide
Sample Shock Shim Stacks
Shock Rebuild Instructions
Spring Rate Calculator
Hydraulic Bump Stops
ORI STX Struts Guide
Shock Oil Volume Calculator
BillaVista Spring Rate Calculator (.xls)
Triaged 4 Link Suspension Calculator (.xls)
Triaged 3 Link Suspension Calculator (.xls)
Street Legal Laws By State (»)
BillaVista Tech Articles (»)