OE Quality
60-Day Returns

Monroe 66138 Hood Damper
Monroe Magnum Hood Damper 66138 Overview
The Monroe Magnum Hood Damper 66138 is designed to provide reliable support and smooth operation for your vehicle's hood. Engineered with precise dimensions and mounting types, this hood damper ensures consistent performance and durability for compatible makes and models.
- Extended length of 32.7344 inches for enhanced hood support
- Travel length of 13.015 inches for controlled hood movement
- Loop bushing mounts with 3/4" bushing ID and 1.9/16" bushing OAL for secure installation
- Extended bumper stop included for improved cushioning
- Lower and upper mounting codes both L3 for consistent fitment
Detailed Product Features and Specifications
The Monroe Magnum Hood Damper 66138 features an extended length of 32.7344 inches and a compressed length of 19.7188 inches, providing ample range for hood support and controlled motion. The travel length of 13.015 inches allows for smooth opening and closing of the hood. Both the upper and lower mounts utilize loop bushing mounts with a 3/4" bushing inner diameter and 1.9/16" overall length, ensuring a secure and stable fit. This damper includes an extended bumper stop to help absorb impact and reduce wear, although it does not include a compressed bumper stop or dust shield. The mounting codes for both upper and lower ends are L3, which is important for compatibility with specific vehicle models.
About the Monroe Magnum Hood Damper Line
The Magnum Hood Damper line by Monroe is engineered to deliver dependable hood support with precise fitment and durability. This product line focuses on providing extended length dampers with robust mounting options, designed to meet the demands of various vehicle applications. The 66138 part number is part of this line, offering features such as extended bumper stops and loop bushing mounts to enhance hood operation and longevity.
Common Applications and Problem Solving
- Supports heavy or large vehicle hoods to prevent sudden drops
- Reduces hood vibration and rattling during driving
- Improves hood opening and closing smoothness
- Prevents damage to hood hinges by absorbing impact
- Replaces worn or damaged hood dampers for restored function
Installation Notes and Tips
When installing the Monroe Magnum Hood Damper 66138, ensure that the mounting points correspond to the L3 upper and lower mounting codes. The loop bushing mounts require a 3/4" bushing inner diameter and 1.9/16" overall length for proper fit. Verify the extended length and travel length measurements to confirm compatibility with your vehicle's hood. Proper alignment during installation will help maintain smooth hood operation and prevent premature wear.
Quality Assurance and Warranty
Monroe manufactures the Magnum Hood Damper 66138 to meet strict quality standards, ensuring reliable performance and durability. While specific warranty details are not provided, Monroe products typically come with manufacturer-backed quality assurance to support long-term use in automotive applications.
| Brand | Monroe |
| Part Number | 66138 |
| Compressed Bumper Stop | No |
| Compressed Length | 19.7188 |
| Dust Shield | No |
| Extended Bumper Stop | Yes |
| Extended Hydraulic Lockout | No |
| Extended Length | 32.7344 |
| Lower Mounting Code | L3 |
| Lower Mounting Type | Loop bushing mount - 3/4" bushing id x 1.9/16" bushing oal |
| Parts Pack | None |
| Travel Length | 13.015 |
| Upper Mounting Code | L3 |
| Upper Mounting Type | Loop bushing mount - 3/4" bushing id x 1.9/16" bushing oal |
This part fits 0 vehicles. Search below:
| Year | Make | Model | Position | Notes |
|---|
* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
This part directly replaces or is cross-referenced with the following part numbers:
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.