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SKU: 1844-105
QA1 1844-105 Tube Adapter – 5/8in OD Smooth Left Hand 5/16-24 Thread .058 Wall Alloy
The QA1 1844-105 is the #1 selling weld-in tube adapter for precise rod end connections. CNC machined from easily weldable chromoly steel with smooth 5/8in OD, left-hand 5/16-24 thread, and .058 wall thickness delivers accurate fitment, strong welds, and reliable performance the ultimate adapter upgrade for custom suspension, steering, shifter, or any linkage application requiring secure rod end mounting.
Key Features
- Chromoly Steel Construction – Special alloy for easy welding and high strength
- 5/8in OD Smooth – Precision outer diameter for tight fit into tubing
- Left Hand 5/16-24 Thread – Allows adjustable rod end connection with proper thread direction
- .058 Wall Thickness – Balanced strength and weight for demanding applications
- CNC Machined – Tight tolerances ensure accurate alignment and secure welding
| Spec | Detail |
|---|---|
| Part Number | 1844-105 |
| Brand | QA1 |
| Type | Weld-In Tube Adapter |
| Outer Diameter | 5/8 in |
| Thread | 5/16-24 Left Hand |
| Wall Thickness | .058 in |
| Material | Chromoly Steel |
| Surface | Smooth |
| Country of Origin | United States |
| Warranty | QA1 Limited Warranty |
Whats Included
- 1 x QA1 5/8in OD Tube Adapter (Left Hand 5/16-24 Thread)
Product Notes
- Designed for welding into tubing for rod end or heim joint connections
- Left-hand thread allows adjustment when paired with right-hand rod ends
- Ideal for suspension, steering, shifter linkage, and custom chassis applications
Installation Notes
- Weld into tubing with proper technique and alignment
- Estimated time: 15–30 minutes per adapter (welding required)
- Professional welding recommended for strong, clean joints
This Part Fits
| Year Range | Make | Model | Trim / Engine | Notes |
|---|---|---|---|---|
| Universal | Universal | Custom Linkage Applications | 5/8in tubing with 5/16-24 rod ends | Suspension, steering, shifter |
Why Choose QA1 Tube Adapters?
- #1 choice for precise rod end and heim joint connections
- Built & tested in the United States
- Chosen by performance builders and racers for weldability and strength
Frequently Asked Questions
-
Q: Is this left-hand thread for adjustment?
A: Yes, left-hand on one end pairs with right-hand rod ends for easy length tuning. -
Q: What tubing does it fit?
A: Designed for 5/8in OD tubing with .058 wall thickness. -
Q: Can I weld this myself?
A: Yes, chromoly alloy is easily weldable; professional welding recommended for safety.
Shipping & Handling
- Method: Ground UPS or FedEx
- Availability: In stock – ships same or next business day
- Packaging: Official QA1 retail box
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