Gabriel G51802 Ultra Rear Shock Absorbers for 04-08 Nissan Maxima

In this review of the Gabriel G51802 Ultra rear shock absorber for 04-08 Nissan Maxima, the bottom line is straightforward: this is a practical OE-style replacement for owners who want a noticeable improvement in comfort and control without a complicated install. Designed as a premium OE replacement, the Ultra series focuses on consistent damping and durability, and customers consistently report better ride quality and ease of installation. For someone replacing a worn rear shock on a Maxima, this single-pack solution delivers tangible benefits in handling and value.

Key Features

• Vehicle fitment: Direct fit for 04-08 Nissan Maxima, which simplifies parts selection and reduces the chance of compatibility issues.
• Precision engineered twin tube design: Provides stable, predictable damping that improves vehicle handling on varied road surfaces.
• G-Force technology with Infinitely Variable Damping: Adjusts damping on demand for better comfort and control across different driving conditions.
• Durable construction: Super finished chromed piston and quality materials offer long service life under normal driving conditions.
• Simple bolt-on installation: The single-pack design and standard upper and lower mount codes make replacement straightforward for a DIYer or technician.
• OE interchange compatibility: Multiple interchange part numbers listed, making it easier to confirm fit against original or aftermarket references.

Who It's For

This shock is best for Maxima owners from model years 2004 through 2008 who have a worn rear shock and want a like-for-like OE replacement that improves ride quality and handling. It suits drivers who value a balance of comfort and control over sport-tuned stiffness and who prefer a durable, proven twin-tube design.

It is less suited for owners seeking a radical change in ride height or a performance suspension overhaul; those shoppers should look at dedicated sport or adjustable dampers. Also, if a customer needs a complete axle set, buying pairs or a full kit would be preferable to this single-pack offering.

Pros & Cons

Pros

• Quality build and materials deliver improved ride quality compared with worn originals.
• Easy to install with standard mounting codes and a bolt-on replacement approach.
• Reliable damping performance thanks to precision twin-tube engineering and G-Force technology.
• Good value for money as a durable OE-style replacement.

Cons

• Sold as a single pack, so buyers replacing both sides will need to purchase two units.
• Not a performance-tuned or adjustable shock for drivers seeking aggressive handling changes.

Specifications

Vehicle Fitment	04-08 Nissan Maxima
Stroke (in)	6.74
Extended Length (in)	20.83
Collapsed Length (in)	14.09
Upper Mount Code	S51
Lower Mount Code	LP2
Interchange Part Numbers	Includes 173816, 3213-0201, JGT4322S, 255900 and others

Our Verdict

The Gabriel G51802 Ultra rear shock is a sensible replacement for 2004-2008 Maxima owners who want improved comfort and dependable handling without drama. It installs easily, uses durable materials and precision damping to restore ride quality, and represents good value as an OE-style option; just remember to buy matching units if replacing both rear shocks.

Frequently Asked Questions

Is this a direct fit for a 2006 Maxima?
Yes, the G51802 is specified for 04-08 Nissan Maxima models and is intended as a direct OE-style replacement.

Does this come as a pair?
This listing is for a single pack rear shock; replace both sides if both shocks are worn for consistent performance.

Will installation require special tools?
Installation is a simple bolt-on process using common hand tools, though a spring compressor is not required for a rear shock swap on this vehicle.