Street. Track. Everything between.
Your garage Find parts for your vehicle Select year, make and model to narrow your search.

Readylift Suspension

ReadyLift Suspension Leveling Kits 49-1640-K Lift Kit, Leveling, Front and Rear, Bilstein Shocks, Ram, Kit

SKU: RLS49-1640-K

Suspension Leveling & Lift Kits
ReadyLift Suspension Leveling Kits 49-1640-K Lift Kit, Leveling, Front and Rear, Bilstein Shocks, Ram, Kit

Readylift Suspension

ReadyLift Suspension Leveling Kits 49-1640-K Lift Kit, Leveling, Front and Rear, Bilstein Shocks, Ram, Kit

SKU: RLS49-1640-K

Suspension Leveling & Lift Kits
A$5,396.72
BACKORDER This item will be special ordered in for you. Contact us prior to purchase if you require an ETA.
View cart 0
We accept
American Express
Mastercard
Visa
PayPal Checkout
Direct Deposit
Afterpay
Apple Pay
Google Pay
Zip Pay

Description

ReadyLift Suspension leveling kits are the fastest, safest, and least expensive way to level your truck or make room for oversized wheels and tires as large as 37 in. on most full size trucks (varies by vehicle).

Regardless of your suspension, get up to 3 in. of lift without a major hassle or sacrificing ride quality and comfort. ReadyLift thoroughly tests each kit to ensure that your truck will be leveled without overloading or adding excessive strain to any of your factory suspension components.

Additional features of ReadyLift Suspension leveling kits:

* Custom-designed for your specific year, make, and model
* Ideal for eliminating sag caused by a winch, heavy bumper, or plow
* Most kits cost 1/3 less than their competition.
* Fast, simple installation takes about 1/3 the time of other kits
* Steel kits have a durable powdercoated finish
* Aluminum kits are corrosion-resistant
* Coil spring spacers, expertly indexed forged torsion key spacers, and steel tower extensions are available
* Custom, progressive-wound coil springs are offered for specific applications
* Torsion keys have up to a 100 rating on the Rockwell(B) index scale, 25 percent stronger than most OEM torsion keys
* All mounting hardware is included

Note: A wheel alignment is recommended after installation of your new ReadyLift leveling kit.

Part Type

Suspension Leveling & Lift Kits

Data: v4.2 - Upd: 2026-10-15 04:48:47

Specifications

Product Attributes - Brand
ReadyLift Suspension
Product Attributes - Manufacturer's Part Number
49-1640-K
Product Attributes - Part Type
Suspension Leveling & Lift Kits
Product Attributes - Product Line
ReadyLift Suspension Leveling Kits
Product Attributes - UPC
804879550990
Product Attributes - Lift Style
Suspension Leveling Kit
Product Attributes - Primary Front Lift Component
Coil spring
Product Attributes - Primary Rear Lift Component
Spacer
Product Attributes - Front Shocks/Struts Included
Yes
Product Attributes - Front Shock Quantity Per Wheel
1
Product Attributes - Front Shock Type
Gas-charged monotube
Product Attributes - Rear Shocks/Struts Included
Yes
Product Attributes - Rear Shock Quantity Per Wheel
1
Product Attributes - Rear Shock Type
Gas-charged monotube
Product Attributes - Brake Lines Included
No
Product Attributes - Hardware Included
Yes
Product Attributes - FMVSS 126 Certification
No
Product Attributes - Quantity
Sold as a kit.
Product Attributes - Notes
Includes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.

Reference Information

Brand Name/s Readylift Suspension
StreetFX SKU rls49-1640-K
SFX Item ID 5008956
Supplier Item Code 5008956
Manufacturer SKU 49-1640-K
Manufacturer UPC 804879550990

Compatibility

Application Data
  • MakeRAM
    Model2500
    SubmodelBIG HORN
    Beginning Year2014
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelLARAMIE
    Beginning Year2014
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelLARAMIE LIMITED
    Beginning Year2014
    Ending Year2015
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelLARAMIE LONGHORN
    Beginning Year2014
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelLIMITED
    Beginning Year2016
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelLONE STAR
    Beginning Year2014
    Ending Year2015
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelOUTDOORSMAN
    Beginning Year2014
    Ending Year2016
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelSLT
    Beginning Year2014
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL
  • MakeRAM
    Model2500
    SubmodelTRADESMAN
    Beginning Year2014
    Ending Year2018
    Engine TypeL6
    Engine FamilyCummins diesel inline 6-cylinder
    Drivetrain4WD
    Amount of Lift Front6.000 in.
    Amount of Lift Rear4.000 in.
    Front SuspensionSolid front axle
    Number of Lugs8
    Maximum Tire Height (in.)37 in.
    Maximum Tire Width (in.)(application)12.5 in.
    Recommended Wheel Width (in.)9.50 in.
    Recommended Wheel Backspace (in.)5.250 in.
    Application NotesIncludes Bilstein Shocks. Works with 17 in., 18 in., 19 in., and 20 in. wheels.
    Fuel TypeDIESEL

Loading compatibility information...

Keep shopping

More from Readylift Suspension