Leaf Springs vs. a Multi-Link Coil Rear: Ride, Traction and Towing

The rear suspension shapes how a truck feels as much as the front does. Classic GM trucks left the factory on leaf springs, and for hauling a load on a work site they did the job. For a restomod that spends its life on pavement, a multi-link rear on coil springs is a different experience […]
Sway Bars Front and Rear: Why Your Classic Truck Stops Leaning

Tall, heavy and soft is a recipe for body roll, and classic GM trucks have all three. Take an off-ramp a little quickly and the whole truck leans, the tires scrub and you find yourself slowing down well before you need to. Sway bars are one of the simplest ways to change that feeling, and […]
Why Your Classic Truck Rides Rough: It Was Built for a 55 MPH World

Anyone who has driven a K5 Blazer, a Jimmy, a Suburban or an old K10 at highway speed knows the feeling. The wheel never quite settles, every expansion joint arrives twice, and a long drive leaves you more tired than it should. Nothing is wrong with the truck. It is doing exactly what it was […]
K5 Blazer LS and LT Swap: Doing It on a Chassis Built for It

What a K5 Blazer LS or LT swap really involves on a stock frame, and how a chassis built for a modern GM drivetrain simplifies it.
Squarebody 4X4 Suspension Upgrades: When Bolt-Ons Stop Making Sense

The common suspension upgrades for 1973–1991 Chevy and GMC 4x4s, what each one really fixes, and when a new chassis is the smarter move.
How Much Does a K5 Blazer Chassis Swap Cost?

What a K5 Blazer, K10 or Suburban chassis swap costs, from a $17,900 bare galvanized frame to a complete chassis, and what drives the total.
Why a Hot-Dip Galvanized Truck Frame Beats Paint and Powder Coat

Why hot-dip galvanizing protects a classic K5 Blazer or squarebody frame from rust far better than paint or powder coat.
Solid Axle vs. IFS on a K5 Blazer: Which Front Suspension Fits Your Build?

How a solid front axle and independent front suspension compare on a K5 Blazer, and which one suits the way your truck will be driven.
Squarebody Frame Swap: What It Really Takes to Put a Classic Chevy on a New Chassis

What a squarebody frame swap involves for 1967–1991 Chevy and GMC 4x4s, the three ways to do it, and how a bolt-on IFS chassis simplifies the job.
What to Decide Before Ordering a Custom IFS Chassis for a Classic Chevy 4×4

A custom chassis should be the foundation of the whole build—not another part that forces the rest of the truck into compromises. Before ordering a chassis for a classic Chevy 4×4, decide how the finished truck needs to drive, work and sit. Those answers shape the conversation long before fabrication begins. Frame Werx builds custom […]