New Klein Model K450Q with New 2024 Kenworth T880 6×4 Chassis

The Klein model K450Q Trap tank is a 4,500-gallon water truck tank system designed for on and off highway use in heavy duty operating conditions of construction and excavation where water for compaction and dust control is essential. The innovative Klein TRAP tank system makes this work truck the ultimate for job site and operator safety.

The Klein K450Q tank system on this super strong upgraded Kenworth T880 chassis platform makes this work truck package the leading choice for any construction, quarry, landfill or other operator working in construction, excavation, dust control or compaction application. Equipped with innovative Klein-branded water pump and water discharge equipment, this reliable work water truck provides extraordinary performance and safe functionality.

The truck chassis features HD front and rear axles, HD frame and suspension, and plenty of content that makes this truck built the RIGHT way for the application.

This truck is available now for custom K450Q tank equipment specification and upfit.

Call now. Let your knowledgeable Klein rep explain all the details on this great heavy duty water truck package.


  • Availability: In Stock Now
  • Last Updated: July 24, 2023
Chassis Make: Kenworth
Chassis Model: T880 6×4
Model Year: 2024, New, Unused
Status: New
Tank: Klein
Model: K450Q
Capacity: 4,500 US Gallons, Approx.
Klein S/N: TBD
FOB: Jacksonville, TX

Summary of Main Chassis Specification

Engine: Paccar PX-9 370 HP
Transmission: Allison 3000 RDS 6-Spd
GVWR: 66,000 lbs
Front Axle: 20,000 lbs Meritor
Front Suspension: 22,000 lbs Taperleaf Spring with Shocks
Rear Axle: 46,000 lbs Meritor RT46-160P
Rear Suspension: Hendrickson Haulmaax HMX 460 46K
Brakes: Full Air. Drum Style
Frame: 10 3/4″ with Full Inner Liner
Fuel Tank: 75 Gallon, Aluminum
Tires, Front: 425/65r22.5 20 ply. 2 each.
Wheels, Front: Alcoa Aluminum. 2 each.
Tires, Rear: 315/80r22.5 20 ply. 8 each.
Exterior Color: White. Dupont Imron.


Value Added Options/Features

  • Differential lock
  • HD frame with full insert
  • Battery switch
  • Remote throttle/PTO options
  • Air horn under hood
  • Removable tow hooks
  • Two additional outboard windows
  • Electric window lifts
  • AM/FM/WB/USB/Bluetooth/Kenworth radio
  • Stainless steel visor
  • Zinc phosphate frame rail treatment, main rails & inner liner


  • Detailed chassis specification available upon request
  • Weight Study/CG calculations available upon request
  • Chassis gradeability reports & shift split charts available upon request

 main tank equipment features

Tank: Klein, Trap Design
Model: K450Q
Capacity: 4,500 approx. U.S. Gallons (Approx.)


discharge package

Water Pump: Klein KP4H
Pump Drive System: SmartSpray® hydraulic circuit. Variable speed control.
Rear Spray: Two (2) right/left Klein combination sprayhead fan discharges.
Side Spray: Two (2) driver side & passenger side spray.
Front Spray: Two (2) right/left Klein combination sprayhead fan discharges.
Control Module: Standard Klein manual air actuated control panel.
Suction Loading: Available as option.
Gravity: Available as option.
Hose Reel: Available as option.
Pressure Outlet Group: Yes. One 1.5″ with valve and one 3/4″ bib.
Turret Monitor: Available as option.


tank equipment

Subframe: Heavy Duty Quarry Spec Subframe.
Baffles: PFC Precision Flow Control Load Stabilization System.
Head/Baffle Design: Flanged Tank Bulkheads. Flanged baffles.
Fenders: Tank integrated. Flanged, welded. Mudflaps.
Fender Undercoating: Available as option.
Fill Line: Yes. 2.5″ Rear mounted.
Fill Line Options: Options available.
Mounting Hardware: HDQ off road intersecting flex mounts. 3 per side. 6 total.
Manhole: 30″
Manhole Options: Trash screen.
Sight Glass: Available as option.
Low Water Drain Package: Available as option.
Kleinview Rear Camera: Available as option.
Work Lights: Available as option.
Rotating Lights: Available as option.
Liquid Level Indicator, Electronic: Available as option.

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