ARP M9 x 1.25 12pt Nut Kit (10 Pack)
Black Ops Auto Works is proud to offer the ARP M9 x 1.25 12pt Nut Kit (10 Pack) as the premier choice for high-performance engine, suspension, and chassis builds. Manufactured from premium heat-treated alloy steel and featuring a black oxide finish, these 12-point nuts provide superior clamping force, precise thread engagement, and exceptional strength for critical fastening applications. Whether assembling a high-horsepower engine, upgrading suspension components, or securing critical drivetrain parts, ARP nuts deliver the reliability and performance that professional builders and enthusiasts demand.
Why Choose ARP 12pt Nuts from Black Ops Auto Works?
- Premium ARP Quality – Engineered for maximum strength and reliability
- 12-Point Design – Allows higher torque with less wrench slip
- M9 x 1.25 Thread – Popular size for many performance applications
- Heat-Treated Alloy Steel – Superior tensile strength and durability
- Black Oxide Finish – Corrosion resistance and professional appearance
Key Features
- M9 x 1.25 Thread Pitch – Exact match for many ARP studs and bolts
- 12-Point Head – Better tool engagement and higher torque capability
- Precision Manufactured – Consistent thread quality and dimensional accuracy
- 10-Piece Kit – Perfect quantity for most common applications
- ARP Proven Performance – Trusted in professional racing and high-performance builds
Specifications
| Detail | Value |
|---|---|
| Brand | ARP |
| Type | M9 x 1.25 12pt Nut Kit |
| Quantity | 10 Nuts |
| Thread Size | M9 x 1.25 |
| Material | Heat-Treated Alloy Steel |
| Finish | Black Oxide |
| Country of Origin | United States |
| Warranty | ARP Limited Warranty |
Whats Included
- 10 x ARP M9 x 1.25 12pt Nuts
Product Notes
- Ideal for use with matching ARP studs and bolts
- Always use ARP Ultra-Torque lubricant for proper preload
- Professional installation recommended for critical applications
This Part Fits
| Application | Notes |
|---|---|
| Universal | High-performance engine, suspension, drivetrain, and chassis applications requiring M9 x 1.25 fasteners |
Why Choose ARP through Black Ops Auto Works?
- Black Ops Auto Works is your trusted authority for premium ARP fasteners and engine components
- ARP products are the gold standard in professional racing and high-performance builds
- Expert support and fast shipping for your project
- Backed by ARP’s reputation for quality and innovation
Frequently Asked Questions
- Q: What is the thread size of these nuts?
- A: M9 x 1.25 – a common size for many performance applications.
- Q: Are these nuts reusable?
- A: Yes, when properly torqued with ARP Ultra-Torque lubricant.
- Q: Is professional installation recommended?
- A: Yes. Proper torque and lubrication are critical for safety in high-stress applications.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Secure ARP retail packaging
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ARP (Automotive Racing Products) is the world’s premier manufacturer of high-strength engine and driveline fasteners—head studs and bolts, main studs, rod bolts, and more—engineered and manufactured in-house from start to finish for race-proven reliability. With vertically integrated processes that include cold heading, machining, heat-treating, thread rolling after heat treat, and rigorous QA, ARP maintains aerospace-level certifications (ISO 9001 and AS9100) and validates every part for repeatable clamp load and fatigue resistance. Signature alloys such as 8740 chromoly, ARP2000, L19, and Custom Age 625+ deliver ultimate tensile strengths up to the super-alloy range, while ARP Ultra-Torque fastener assembly lubricant helps achieve consistent pre-load during installation. From street performance builds to professional motorsport programs, ARP fasteners provide precise fitment, superior metallurgy, and the durability needed to keep engines together at elevated cylinder pressures and...
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