A "monotube" is a type of structure or component that has a single tube or cylinder shape. It is often used to describe things like shock absorbers or pressure vessels that only have one tube instead of multiple parts. Full definition
Ample skidplating abounds, and custom - tuned Rancho monotube shock absorbers are found at all four corners. (fourwheeler.com)
However, Opel / Vauxhall's performance division has seen fit to install a torque - sensing mechanical limited slip differential to help counter all that power, along with lightweight Brembo discs breaks and inverted Bilstein monotube dampers. (roadandtrack.com)
To give it more capability off - road the 2019 GMC Sierra AT4 gets a 2 - inch suspension lift, a 4WD with a two - speed transfer case, locking rear differential, skid plates and off - road - tuned Rancho monotube shock absorbers. (thetorquereport.com)