This Koni rear shock is specified for Dodge Promaster torsion rear applications with an LMax length of 357mm. It uses a twin-tube hydraulic design and is not adjustable, providing a direct-replacement damping solution matched to the listed LMax dimension. The description identifies it as a dedicated rear shock for Promaster torsion setups where the 357mm maximum length is required.
Koni Dodge Promaster Torsion Rear Shock - LMax 357mm