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SKU: 1845-105 | UPC: 806990053763
QA1 Tube Adapter - 1-1/4in OD - Hex - Left Hand - 3/4-16 Thread .120 Wall - Alloy Universal Fit
QA1 1845-105 tube adapter delivers precise weld-in connection for rod ends into 1-1/4in OD tubing. Built for circle track drag racing street performance and street rods this chromoly part handles high stress with left-hand threading to resist vibration loosening. Hex design simplifies assembly in custom suspension linkages.
Key Features
- CNC Machined Tolerances: Ensures flawless thread alignment and fit for rod ends preventing binding or slop in linkages
- Chromoly Steel Build: Provides high strength-to-weight ratio easily welds to tubing while enduring racing impacts and loads
- 1-1/4in Outer Diameter: Matches standard performance tubing for seamless integration in suspension arms and components
- Female Left-Hand 3/4-16 Threads: Secures rod ends in counterclockwise rotation setups common in dragsters and race cars
- Hex Wrench Flats and .120 Wall: Allows torque application during install thick wall adds durability without excess weight
Product Notes
- Weld-in design requires TIG or MIG welding to 1-1/4in OD tube ends
- Inspect threads for cleanliness before rod end attachment
- Compact size fits tight suspension geometries
Installation Notes
- Professional installation recommended.
- Chamfer tube end bevel adapter clean surfaces flux properly for strong weld penetration
- Compatible with QA1 rod ends heim joints and 3/4-16 LH thread hardware
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | All Makes | Custom Builds | Racing Drag Street Rod |
| 1960-2024 | Chevrolet | Camaro | Performance Suspension |
| 1960-2024 | Ford | Mustang | Aftermarket Linkages |
| 1970-2024 | Dodge | Challenger | Drag Race Setup |
Why Choose QA1?
- Founded 1993 leader in rod ends spherical bearings for motorsports
- American-made suspension parts from 83000 sq ft Lakeville MN facility
- In-house tech for chromoly machining carbon fiber driveshafts
Frequently Asked Questions
-
Q: What tubing size does this adapter weld into
A: Fits 1-1/4in outer diameter tubing with .120in wall common in performance chassis -
Q: Is the thread left-hand or right-hand
A: Female left-hand 3/4-16 threads suited for high-rpm applications to prevent unscrewing -
Q: What warranty covers this part
A: QA1 offers limited lifetime warranty on manufacturing defects contact for details
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: Special order ships within 2-5 business days
- Packaging: Protective plastic bag in 3in x 3in x 1in box
- Weight: 0.18 lbs
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