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- Kleinn Train Horns
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- On Sale
- SHOP 4WP's HUGE SELECTION
Kleinn Train Horns/Rock Krawler SHOP 4WP's HUGE SELECTION SHOP 4WP's HUGE SELECTION
Kleinn Train Horns/Rock Krawler SHOP 4WP's HUGE SELECTION On Sale
5 Product Groups
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Kleinn Onboard Air Systems
Kleinn Train Horns Onboard Air SystemFrom $199.95
- 3.0 gallon air tank
- 110/145 PSI pressure switch
- Remote mount intake filter
- Includes mounting brackets and hardware
- California Residents: WARNING
From $199.95
3.9
3.9
(20)
Rock Krawler Sway Bar Links
Rock Krawler Sway Bar DisconnectsFrom $68.12
- Sway bar links provide ultimate adjustability & a rattle free ride
- Heat treated, Zinc plated chromoly housing
- In vehicle double adjustable design
- Injection molded, thermal elastomer bushings
- Rebuildable/Serviceable
- California Residents: WARNING
From $68.12
3.1
3.1
(10)
Rock Krawler Joints
Rock Krawler JointsFrom $34.99
- Precision engineered for your vehicle
- Tested to outperform all comparable products on the market
- Made from premium materials to endure years of abuse
- Improves your vehicle's handling
- Designed for perfect fit and function
- Features a chromoly forged housing with a hardended chrome plated ball made from 52100 series steel
- Self lubricating for ease of maintenence with a teflon or nylafiber race way
- California Residents: WARNING
From $34.99
5.0
5.0
(28)
Rock Krawler Coil Springs
Rock Krawler Coil SpringsFrom $199.99
- Precision engineered for your vehicle
- Tested to outperform all comparable products on the market
- Made from premium materials to endure years of abuse
- Improves your vehicle's handling
- Designed for perfect fit and function
- Durable black powder coat
- California Residents: WARNING
From $199.99
4.3
4.3
(4)
From $104.95
3.6
3.6
(5)
8 Products
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4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Rock Krawler 4.5" Front Coil Springs - RK06013
- Fitment: Direct Fit
- Improved ground clearance
- Improved off-road ability
- Excellent on road ride quality
- (1) Pair of front coil springs
- Actual lift will vary depending on vehicle accessories and axle positioning
- All coils are designed to be matched with RK rear coil
- Results may very when mix matching brands
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$225.00
$236.84
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
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LOW PRICE GUARANTEE
EASY RETURNS
$225.00
$236.84
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Improved ground clearance
- Improved off-road ability
- Excellent on road ride quality
- (1) Pair of front coil springs
- Actual lift will vary depending on vehicle accessories and axle positioning
- All coils are designed to be matched with RK rear coil
- Results may very when mix matching brands
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
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Rock Krawler 3.5" Triple Rate Rear Coil Springs - RK03101
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Pair of rear coil springs
- Durable black powder coat finish
- Triple rate coil spring design
- 3.5" lift height
- Free length: 17.730"
- Solid length: 6.680"
- Improved ground clearance
- Improved off-road ability
- Excellent on road ride quality
- Made in USA
- Actual lift will very depending on vehicle accessories and axle positioning
- All coils are designed to be matched with RK rear coils
- Results may very when matching brands
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$222.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$222.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Pair of rear coil springs
- Durable black powder coat finish
- Triple rate coil spring design
- 3.5" lift height
- Free length: 17.730"
- Solid length: 6.680"
- Improved ground clearance
- Improved off-road ability
- Excellent on road ride quality
- Made in USA
- Actual lift will very depending on vehicle accessories and axle positioning
- All coils are designed to be matched with RK rear coils
- Results may very when matching brands
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
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Rock Krawler Heavy-Duty Rear Sway Bar Links - RK01941
- Fitment: Direct Fit
- Corrosion resistant zinc coating
- Solid alloy steel construction
- With 3 inch - 5 inch of lift
- Sold As A Pair
- Made in the U.S.A
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
$68.12
$71.71
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$68.12
$71.71
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- Corrosion resistant zinc coating
- Solid alloy steel construction
- With 3 inch - 5 inch of lift
- Sold As A Pair
- Made in the U.S.A
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
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Rock Krawler 3-4.5" Lift Front Heavy-Duty Coil Springs (Black) - RK02001
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Improved ground clearance
- Improved off-road ability
- Actual lift will very depending on vehicle accessories and axle positioning
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$199.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$199.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Improved ground clearance
- Improved off-road ability
- Actual lift will very depending on vehicle accessories and axle positioning
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Rock Krawler 4.5" Lift Rear Coil Springs - RK02002
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Lift Height: 4.5"
- Free Length: 18.590"
- Solid Length: 6.730"
- Improved ground clearance
- Improved off-road ability
- Actual lift will very depending on vehicle accessories and axle positioning
- Sold as a pair
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$222.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$222.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Direct Fit
- 07-18 Wrangler JK, 2 & 4 Door
- Lift Height: 4.5"
- Free Length: 18.590"
- Solid Length: 6.730"
- Improved ground clearance
- Improved off-road ability
- Actual lift will very depending on vehicle accessories and axle positioning
- Sold as a pair
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Rock Krawler Hybrid Heim Joint - RK00004
- Fitment: Universal Fit
- Shank size: 3/4 IN - 16 RHT
- 2" head diameter
- 1.10" clevis mounting
- 14mm bolt
- Misalignment: +/- 20 Degrees
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
$34.99
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$34.99
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Shank size: 3/4 IN - 16 RHT
- 2" head diameter
- 1.10" clevis mounting
- 14mm bolt
- Misalignment: +/- 20 Degrees
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Dual Horn (Black) - 225
- Fitment: Universal Fit
- Dual Horn
- Black ABS Trumpets
- Two trumpets, 15″ and 9 3/4″
- Oscillating tone
- 2x Vortex 4 12v electronic air horn solenoids included
- 152.8Â db output
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
$104.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$104.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Dual Horn
- Black ABS Trumpets
- Two trumpets, 15″ and 9 3/4″
- Oscillating tone
- 2x Vortex 4 12v electronic air horn solenoids included
- 152.8Â db output
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping on Orders Over $149.99
4WP PROTECTION PLAN
Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!
Sign In Or Create an Account
Reset Password
An email is sent to .
Enter email address to change your password
After you submit your email address, you'll receive an email a link that will let you change your password.
Choose Your Secure Checkout Method
Create An Account
Add to Wishlist
Kleinn Onboard Air System - 7270
- Fitment: Universal Fit
- Onboard Air System
- 130
- 130 PSI
- 15 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
$199.95
On Backorder
Contact Us for Availability or Alternatives
LOW PRICE GUARANTEE
EASY RETURNS
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
$199.95
On Backorder
Contact Us for Availability or Alternatives
Email me when this product comes in stock
LOW PRICE GUARANTEE
EASY RETURNS
- Fitment: Universal Fit
- Onboard Air System
- 130
- 130 PSI
- 15 Percent Duty Cycle
- Prewired And Plumbed Air Compressor And Tank Combo System
- California Residents: WARNING + View More Specs - View Less Specs
PROMOTIONS AUTOMATICALLY APPLIED
SHOP 4WP's HUGE SELECTION
Qualifies for Free Shipping
