Shock Absorber - Monroe G1226 Rear

This is a single Monroe G1226 shock absorber designed for the rear axle. It is a gas pressure, tel...

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AutodocMONROE Shock absorber OPEL,CHEVROLET,VAUXHALL G1226 13279268,13348205,13337425 Shocks,Shock absorbers,Suspension shocks 13337427,13337428,13337429
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eBay1x Shock Absorber (Single) G1226 Rear Monroe Original 13279268 13337425 13348205
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Product Information

Full details

This Monroe G1226 rear shock absorber is designed for drivers of select OPEL ZAFIRA TOURER C, CHEVROLET ORLANDO, and VAUXHALL ZAFIRA Mk III models seeking reliable suspension performance. Its key benefit is providing a stable and comfortable ride, especially for vehicles without electronic suspension control. A potential caveat is that it must be replaced in pairs with accessories to qualify for the 5-year guarantee. This gas pressure, telescopic, twin-tube shock absorber features a 25mm bore diameter and 12.4mm piston rod diameter, with bottom eye and top pin mounting types.

All features

Model Part NumberG1226
BrandMonroe

Extended Product Information

FAQs

How do I know if I need to replace my rear shock absorbers?

Signs include a bouncy ride, excessive body roll, difficulty steering, fluid leaks from the shock, or uneven tire wear. A simple bounce test (pushing down on the rear of the vehicle and observing rebound) can also indicate wear if the vehicle bounces more than twice.

Can I replace just one rear shock absorber?

While technically possible, it is strongly recommended to replace rear shock absorbers in pairs to maintain balanced handling and prevent premature wear on the remaining component and other suspension parts. Replacing in pairs is also required for the 5-year guarantee.

What does 'gas pressure' mean for a shock absorber?

Gas pressure helps prevent the oil inside the shock absorber from foaming (aerating) when it heats up during use. This ensures consistent damping performance, especially under demanding driving conditions.

What is a 'twin-tube' shock absorber?

A twin-tube shock absorber has an inner working cylinder and an outer protective tube. This design is robust, offers good heat dissipation, and is generally more affordable and resilient to minor impacts than monotube designs.

What are the benefits of the 25mm bore and 12.4mm piston rod?

These dimensions are engineered to provide a balance of damping force and responsiveness suitable for the specified vehicle types, contributing to a controlled and comfortable ride.

How long does the 5-year guarantee last?

The 5-year guarantee applies when the shock absorber is replaced in pairs with new accessories, offering long-term confidence in the product's durability.

Does this shock absorber fit vehicles with electronic suspension?

No, the Monroe G1226 is specifically designed for vehicles *without* electronic suspension control.

Troubleshooting

Vehicle rides harshly or bounces excessively

The shock absorber may be worn out or damaged. Ensure correct part compatibility and consider replacement. If recently replaced, check installation torque and mounting hardware.

Excessive body roll during cornering

Worn shock absorbers contribute to body roll. Verify proper installation and consider replacing in pairs if one side is significantly weaker than the other.

Fluid leaks from the shock absorber body

Visible fluid leaks indicate a seal failure. The shock absorber needs immediate replacement.

Noisy suspension over bumps

While not always the shock absorber itself, noise can indicate worn bushings or mounting hardware. Inspect all suspension components thoroughly.

Pros and Cons

Pros

  • Ensures consistent damping performance.
  • Durable construction for longevity.
  • Designed for a precise fit on specified vehicle models.
  • Offers peace of mind with a 5-year guarantee when replaced in pairs.
  • Compatible with a wide range of OEM part numbers.

Cons

  • Only suitable for vehicles *without* electronic suspension control.
  • Requires replacement in pairs to activate the 5-year guarantee.
  • Sold individually, necessitating the purchase of a second unit for proper installation and warranty.
  • Packaging dimensions may require significant storage space.

Setup, Compatibility & Care

Compatibility Check: Before purchasing, verify that your vehicle is listed among the compatible models (OPEL ZAFIRA TOURER C (P12), CHEVROLET ORLANDO (J309), VAUXHALL ZAFIRA Mk III (P12)) and that it does not have an electronic suspension control system. Cross-reference with your vehicle's original part numbers against the compatible OEM numbers provided (e.g., 13337425, 13337427, 13337428, 13337429).

Installation: Due to the safety-critical nature of suspension components, professional installation by a qualified mechanic is highly recommended. Always replace shock absorbers in pairs (left and right) on the same axle to ensure balanced handling and braking. Ensure all mounting hardware is new and torqued to manufacturer specifications.

Care:

  • Periodically inspect the shock absorber body for leaks, dents, or damage.
  • Ensure the dust boots and mounting bushings are intact.
  • Keep the exterior of the shock absorber clean from excessive dirt and road salt, which can accelerate corrosion.

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