27550 4in GM Suspension Lift Kit, Vertex (1500 Trailboss / AT4 PU 4WD)
InfoVehicle Info Needed
ROUGH COUNTRYPART NUMBER: 834-27550

27550 4in GM Suspension Lift Kit, Vertex (1500 Trailboss / AT4 PU 4WD)

$3,52995
Truck Freight
ShippingShips on 09/15/2026
Lowest PriceLowest Price Guarantee

GM
4in GM Suspension Lift Kit
  • Vertex
  • 1500 Trailboss / AT4 PU 4WD

    Rough Country 27550 Features:

    GM's 2019 1500 features an impressive all-new design that's built from the ground up, with aggressive angles and head-turning stylings that fit in beautifully when transformed with Rough Country's 4in Suspension Lift.This kit lifts and levels your vehicle for a commanding stance and enough clearance to run 35x12.50 tires on 10in wide wheels. Rough Country has engineered this kit to provide optimal suspension geometry while retaining the factory ride quality, giving you enhanced off-road capabilities without sacrificing the handling and smooth ride that makes this truck so impressive.Rough Country's 6in Suspension lift retains the stock track width, allowing for up to a 10in wide wheel with 4.5in backspacing. Each kit includes front and rear crossmembers and a skid plate for enhanced chassis strength as well as cast steel knuckles for incredible durability and performance. Includes Rough Country's Lifetime Replacement Guarantee!

    • Lifts and levels the front of the vehicle to the rear
    • Front Kit Components: Lifted knuckles, Front crossmember, Rear crossmember, CV spacers, Differential drop brackets, Differential skid plate, Sway-bar drop brackets, Hardware
    • Install Time: 8-10 hours
    • Rear Kit Components: Fabricated lift blocks, Brake line brackets, U-bolts, Hardware
    • Tire & Wheel Size Combinations: 295/65 R20 - 20x9, Backspacing/Offset: 4.5in/-6mm (Requires 1/4in wheel spacer)
  • Rough Country 27550 Fitment Notes:

    • Does NOT fit GMC Denali models with Magnetic Ride Control. Does NOT fit 2019 inClassic in models (2018 body style) ONLY fits Trailboss & AT4 models Requires cutting and drilling. Does NOT fit factory wheels 20-inch or larger aftermarket wheels are required. Wheels must feature 4.5in backspacing to fit Please test fit wheels prior to installation Does NOT fit diesel engine models.
    Part TypeSuspension Lift Kit
    BrandROUGH COUNTRY
    Package Width318.37
    Weight318.37 PG
    Part CategoryPerformance Parts
    Part FitmentDirect Fit
    Vendor Part Number27550
    Package Qty1
    Package TypeEA
    No Questions
    No Reviews
    Some parts are not legal for use in California or other states with similar laws / regulations
    p65 warning
    Your Cart

    Your shopping cart is empty!