Heavy Duty Shock Absorber Fits Peterbilt & Kenworth

Bulldog HD shocks are fleet tested and approved. This is a premium rear replacement shock reengineered to be better than the factory part that came with your truck. It features a proprietary valve design, has 2X stronger welds, and is designed to maintain performance for over 2.4 million cycles. This Bulldog HD cab shock absorber, 11.89 Comp. Length, 6.89 Inch Stroke , replace OE part numbers 1091379, 3199949, 3199980, and 3919949

* High Quality Shock Absorber
* Piston Rod Is Chrome Plated And Micro-Polished For Low Friction And Extended Life
* Specially Designed Stop Control To Prevent Rod Punctures And Valve Damage
* Square Groove PTFE Piston Seal For Low Friction
* Heavy Duty Robotic Welding With The Highest Breakpoint Rating In The Industry.
* Highest Rated Alt/Spray Surface Corrosion Resistance, 42 Micron Surface Finish, In The Industry.
* A Seamless Inner Working Tube For Superior Concentricity.
* Inner Tube Wall Is 40% Thicker Than The Competition.
* Upper Valve Package Is 100% Disk Technology
* Fully Functioning Lower Valve Package
* Nitrogen Gas Charged For Enhanced Performance
* Robotic 360 Degree Welds
* Highest Weld Strength in the Industry
* Propriety Value Design For Long Lasting Compression And Rebound Performance
* Brushing Rubber Formulation With Lowest Levels Of Filler
* OE ENOS Synthetic To Perform From -40 F To 340 F
* Double Lip Seal Design To Reduce Excessive Misting And Extend Damping Life Cycle
* 11.89 Compressed Length
* 18.78 Extended Length
* 6.89 Stroke
* Sold Individually
* Warranty On Shock Against Defects In Workmanship & Material From Date Of Purchase

*** High Quality Aftermarket Replacement Part (Not OEM)**** Replaces OE Number(s) 1091379; 3199949; 3199980; 3919949; 3919994; 650404; 650404MT; 680239; 680476; 680486; 728614; 83176230; 90013787; AMS650404; K374-29; K374-29PLUS; K374-32; K374-7; K374-9; K374-C7; RC SA5310; SA5310

***|** This Item Ships From Another Location And Will Arrive In A Separate Package. If You Order Other In Stock Items From 4 State Trucks Along With This Part, You May Choose The Shipping Method For Those Other Items.**

** This Item Ships Direct From The Manufacturer And Will Arrive In A Separate Package And Possibly A Different Time Than The Balance Of Your Order **