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Two silver rear shock absorbers in a kit

Unity

Unity 2-259010-001 Rear Shock Absorber Kit

SKU CH-3NVD-DCDGF

Kit includes two nitrogen gas-charged rear shock absorbers for 1999-2005 BMW 320i, 323i and 325i models

  • Twin-tube nitrogen gas charge restores original ride quality
  • Direct OE replacement fits 2001-2005 BMW 320i models
  • Kit includes two shock absorbers for complete rear service
  • Over 50 years of aftermarket suspension manufacturing experience
  • Designed for trouble-free installation and long-lasting reliability

Rear Shock Kit for BMW 3-Series

This Unity 2-259010-001 kit supplies two nitrogen gas-charged rear shock absorbers built as direct replacements for original equipment. The parts are manufactured by a company with 50 years in the aftermarket suspension sector and are designed for trouble-free installation and long-lasting reliability.

Twin-Tube Gas Charged Pair

The bundle delivers both rear units in one package so the axle can be refreshed in a single job. Nitrogen charging helps maintain consistent damping control and reduces fade compared with worn factory units.

Fits 1999-2005 BMW 320i 323i 325i

Suitable for owners restoring ride quality on the listed saloon models. Buyers needing front shocks, coil springs or complete corner assemblies should look at a different kit.

How it compares

Measured against everything we stock in Brake Service Tools & Presses, at today’s prices. Recalculated every night.

Price $39.99
Cheaper than about 84% of the 1,702 comparable items (median $86.99).

Specifications

Product
Brand nameUNITY

Questions about this item

How long before the nitrogen gas charge in these twin-tube shocks needs replacement?

The nitrogen gas charge is sealed inside each shock absorber and is not serviceable; the units are replaced as complete assemblies when damping performance fades.

What component limits performance first during extended hard driving on a BMW 325i?

The twin-tube gas-charged design manages heat through hydraulic fluid circulation; sustained aggressive use will raise fluid temperature until fade reduces damping control.

Do the shocks transmit more road noise or heat into the cabin once they warm up on a 2001-2005 320i?

As direct OE replacements they maintain factory noise and vibration levels; the nitrogen charge prevents aeration so damping stays consistent without extra harshness.

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