1959–1960 Buick Suspension Packages
Complete Air Ride Performance System
This package is engineered to transform the stance, ride quality, and drivability of your ’59–’60 Buick—without overcomplicating installation or sacrificing real-world usability. Every component works together as a cohesive system, delivering modern performance with a clean, serviceable layout.
Built from real-world testing and fabrication experience, this system balances ride comfort, strength, and adjustability while maintaining proper geometry and long-term durability.
What This Package Delivers
- Improved handling and steering response
- Correct geometry for modern wheel fitment
- Smooth, predictable air ride performance
- Strong, serviceable components
- Clean integration with minimal modification
This is a complete, engineered system—not a mix of parts.
Front Suspension System
Optimized for 20” Wheels
(20x9 / 4.25” BS, 255/40/20 recommended)
Designed for improved geometry, strength, and steering precision with seamless air ride integration.
Includes:
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Modified upper/lower control arms with HD ball joint cups, fixtured and TIG welded (core required)
- Wilwood Pro spindles (5x4.75 or 5x5)
- Moog ball joints
- HF upper ball joint plates and lower cups
- SS7 air springs with hardware and swivel fittings
- TIG-welded upper/lower air bag plates with cups and risers
Steering Upgrade:
- CNC-machined tie rod sleeves for ’59–’60 Buicks
- Integrated dropped steering adapters
- 3/4” heim joints for improved articulation and reduced bind
- No core required
Additional components:
- KYB shocks (front/rear included)
- 1-1/4” solid splined sway bar with arms and links
- Bolt-on sway bar reinforcement brackets (laser cut/CNC bent, includes hole saw + hardware)
- Weld-on upper shock brackets
- Extended bump stops with weld-in T-nuts (prevents shock overextension)
Bolt Pattern Note:
Factory pattern is 5x5. To retain stock wheels (including 15”), select the 5x5 Wilwood brake option.
Rear Suspension System
Optimized for 22” Wheels
(22x10 / 5.75” BS, 275/40/22 recommended)
Built for strength, articulation, and proper driveline geometry with a smooth, quiet ride.
Includes:
- Tube-laser-cut crossmember with body mounts, 4-link tabs, exhaust clearance, carrier bearing mount
- Adjustable triangulated 4-link with rubber bushings
- Pre-set pinion angle
-
Minimal rear floor modification (hump included)
- Fixture-built, TIG-welded axle brackets
- SS8 air springs with hardware
- Upper bag mounts (bolt-in or weld-in)
- Rear crossmember reinforcement plate (also cutting template)
- Bolt-on upper shock mounts
- TIG-welded Ford 9” housing with dual pattern axles (5x4.75 / 5x5)
- Weld-on upper 4-link brackets
- Rear crossmember pumpkin bump for added clearance
Delivers excellent articulation and stability while remaining quiet and street-friendly.
Engineering Approach
- Designed using 3D scanning and CAD
- Built for strength, alignment accuracy, and repeatable install
- Tested on a real ’59 Buick LeSabre Convertible
- Pre-determined geometry eliminates guesswork
- Clean, structurally sound air ride integration (USA components)
- Modifications are minimal and intentional
Fitment & Notes
- Front: 20” wheel optimized
- Rear: 22” wheel optimized
-
Factory bolt pattern: 5x5
- Optional 5x4.75 available
- Uses factory Saginaw steering box, drag link, and tie rods
- LS swap: select correct kit (includes oil pan for drag link clearance)
- Control arm core required (refund issued upon return; multiple sets accepted)
- Minimal rear floor modification under rear seat
- Multiple gear ratios available for third member
For drivetrain packages, proper matching of cam, converter, gearing, and tire size is critical. Contact info@hammerfab.com for guidance.
Bottom Line
This system modernizes your ’59–’60 Buick into a capable, well-balanced chassis with aggressive stance, smooth ride quality, and confident handling.
Tested. Refined. Built to work—not just look good.
Additional Notes
- Some components are model-specific—verify before ordering
- Front inner fenders may require modification for max drop
- No firewall or tunnel cutting required
-
Factory engine mounts must be removed and replaced (templates included)
- Includes 3D-printed guides, instructions, and video support (QR codes provided)
- Send us your install photos—we’ll feature your build
- If ordering a Don Hardy Engine please expect longer lead times for that Item.
- Depending on options, some items will be drop shipped from the respective manufacturer such as radiator, drive shaft, engine, trans, etc.
SHIPPING NOTE: The $500 is a base flat rate shipping fee (initial product cost-Shopify and google needed this in order to show up on other platforms, it has no way to calculate freight costs). If shipping price exceeds this amount we will invoice you for the balance before all products ship. International orders must be done through a manual invoice that we will send you via email. Please screen shot the list of items you want and we will put together the order for you. Please allow 2-6 weeks for complete delivery. We have most items on hand but some pieces need to be made to order. Thank you for understanding.
