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SKU: ARP-6641003
GTIN / UPC: N/A
Made in: USA
Quality: ARP Premium 8740 Chrome Moly
N/A
664-1003
The ARP Metric Thread Bolt Kit (ARP #664-1003) includes five high-strength M12 x 1.50 bolts with a 35 mm under-head length. Manufactured from premium 8740 chrome moly steel and heat-treated for superior tensile strength, these bolts are designed for demanding motorsport and performance applications.
Each bolt is precision-machined with rolled threads for optimal fatigue resistance and consistent torque values. The black oxide finish provides added durability against wear and corrosion. Designed for use with a 14 mm hex socket, these bolts deliver reliable clamping force when tightened to the recommended torque specification of 133 Nm (98 ft-lbs).
Includes: 5-pack of ARP 664-1003 bolts.
| Spec | Value |
|---|---|
| 1. Under Head Length (UHL) | 35 mm (1.38 in) |
| 2. Thread Length | 30 mm (1.18 in) |
| 3. Grip Length | 5 mm (0.20 in) |
| 4. Thread Diameter / Pitch | M12 × 1.50 mm |
| 5. Grip Diameter | 12 mm (0.47 in) |
| 6. Wrench Size | 14 mm hex |
| 7. Head Height | 11.7 mm (0.46 in) |
| 8. Collar Diameter | 21.6 mm (0.85 in) |
| Torque Value* | 133 Nm (98 ft-lbs) |
Finish: Black oxide
Material: 8740 Chrome Moly steel
GEMS autocraft offers quality auto parts, performance upgrades, accessories, maintenance services, retrofit solutions, and advanced coding support for a wide range of vehicles.
Returns are accepted within 30 days of delivery, provided the item is unused, in its original packaging, and in resellable condition. For complete details, please see our Return Policy.
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GEMS autocraft Return & Warranty Policy
We are committed to customer satisfaction and offer a clear and efficient process for returns and warranty claims.
| ⟶ Returns | |
| Return Window: | Returns must be requested within 30 days of delivery. |
| Item Condition: | Items must be unused, in original packaging, and in resellable condition. |
| Non-Returnable Items: | Electrical components, fluids, lubricants, used parts, custom orders, and gift cards are final sale. |
| ⟶ Warranty | |
| Warranty Coverage: | Most products and services are backed by a 1-year manufacturer or workmanship warranty. Eligibility may vary. |
| Claim Requirements: | To submit a claim, provide the order number, product details, and a description of the issue. Supporting photos may be requested. |
| ⟶ Additional Details | |
| Refund Processing: | Once inspected, refunds are issued within 3–5 business days to the original payment method. |
| Shipping Responsibility: | Return shipping is the customer’s responsibility. Prepaid labels are available upon request. |
| Policy Details: | View our complete Return and Warranty Policy for full conditions and examples. |
Submit Return Request Submit Warranty Claim
Need help? Contact our support team.
GEMS autocraft Return & Warranty Policy
We are committed to customer satisfaction and offer a clear and efficient process for returns and warranty claims.
| ⟶ Returns | |
| Return Window: | Returns must be requested within 30 days of delivery. |
| Item Condition: | Items must be unused, in original packaging, and in resellable condition. |
| Non-Returnable Items: | Electrical components, fluids, lubricants, used parts, custom orders, and gift cards are final sale. |
| ⟶ Warranty | |
| Warranty Coverage: | Most products and services are backed by a 1-year manufacturer or workmanship warranty. Eligibility may vary. |
| Claim Requirements: | To submit a claim, provide the order number, product details, and a description of the issue. Supporting photos may be requested. |
| ⟶ Additional Details | |
| Refund Processing: | Once inspected, refunds are issued within 3–5 business days to the original payment method. |
| Shipping Responsibility: | Return shipping is the customer’s responsibility. Prepaid labels are available upon request. |
| Policy Details: | View our complete Return and Warranty Policy for full conditions and examples. |
Submit Return Request Submit Warranty Claim
Need help? Contact our support team.
