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Control arm bump stops are essential components for your vehicle's suspension system, playing a crucial role in preventing damage to other parts during extreme suspension travel. Selecting the correct replacement ensures optimal performance and longevity for your car. This guide will help you navigate the options to find the best fit for your automotive needs.
Replacement Part Number - K201426, K201426B, KR1426. Before ordering, please confirm compatibility and weather are suitable for your vehicle!
Compatible Vehicle - Control Arm Bumper compatible with Cadillac vehicle 1999-2000 Escalade | Compatible with Chevy vehicle 2002-2006 Avalanche, 2001-2006 Silverado 1500 HD, 1999-2004 Silverado 2500, 2001-2010 Silverado 2500 HD, 2001-2006 Silverado...
Failure Performance - When the car rattles or rasps every time it goes up and down while driving, and hits a big bump, your control arms may move more than usual, which can cause the vehicle to "bottom out", causing Metal-to-metal contact between control...
High Performence - Control Arm Bumper Stops made of durable materials that are completely corrosion-resistant and dust-proof, its equivalent parts fully comply with the original manufacturer's specifications and functions. Direct replace and easy to...
Compatible Models: This shock absorber is compatible with Chevrolet Savana 1500 trucks. It is recommended that you check the owner's manual to ensure the fit before ordering to avoid installation problems or poor results caused by mismatch.
Rubber Material: This buffer pad is made of rubber material, which has good flexibility and durability. It can rebound quickly after impact and is not easy to damage. It has excellent weather resistance, is not easy to age, and prolongs its service life.
Packing List: The package includes 2 front control arm bumper buffer pads, replacement part number 15153958, and 2 rear control bumper rubber blocks, replacement part number 15039397.
Absorb Vibration: This buffer pad can absorb a lot of impact energy, reduce the vibration transmitted to other parts of the vehicle, and protect the shock absorption system from damage. It can directly replace damaged or lost buffer pads.
Reduce Noise: This rubber block absorbs the noise generated by the suspension system, providing a quieter driving environment and a smoother driving experience. This product is manufactured according to the installation hole position 1:1, dedicated to the...
COMPATIBILITY – Fits 1999-2000 Cadillac Escalade; 2007-2007 Chevrolet Silverado 2500 HD Classic; 2007-2007 Chevrolet Silverado 3500 Classic; 2007-2007 Chevrolet Silverado 1500 HD Classic; 2005-2006 Chevrolet Avalanche 1500; 2002-2006 Chevrolet Avalanche...
GET THE RIGHT PART -- Before purchasing, please check the “Amazon Confirmed Fit” bar to ensure this part will fit your vehicle; enter all vehicle information (year, make, model, engine and trim) for compatibility and check qualifier notes. If the...
IMPROVED DESIGN -- Unique geometric design improves upon the OE part that is affected by the weight and torque forces of affected trucks and their loads
PREMIUM MATERIALS -- Made from a microcellular urethane material for optimized spring rate
EXTENDED SERVICE LIFE -- Less prone to splitting, discoloring or cracking with age for long life
HIGHLY PRECISE ENGINEERING -- Optimized for quiet operation and helps to inhibit wear, salt, road grime and oils
SPECS -- Includes two bump stops for front lower control arms
By constantly introducing design enhancements that extend product life and simplify installation and replacement, MOOG has earned its reputation as the chassis industry's Problem Solver.
Easy to install
Restores like-new steering and handling
Construction and design validated by MOOG engineers
Loose or worn chassis parts can lead to premature tire wear
Incorporates proven design and engineering features
Shock Absorption Function: This bump stop is made of high-quality materials with good flexibility, and has good elasticity, insulation and wear resistance. It reduces vibration noise at the front and rear ends, improves the vehicle's driving performance...
Compatibility: Compatible with Shock absorbers for 2003-2014 Chevrolet Express 1500, 2003-2014 GMC Savana 1500, 2001-2007 Chevrolet Silverado 1500, 2001-2007 GMC Sierra 1500, 2002-2006 Chevrolet Avalanche 1500, 2002-2006 Cadillac Escalade EXT...
Fit Information: The replacement number of the front control arm bump stop is 15153958, and the replacement number of the rear axle bump stop is 15039397. Before placing an order, please confirm whether the accessory is suitable for your vehicle to ensure...
Easy to Use: The bump stop is easy to install, plug and play, and perfectly matches the original parts, which helps to reduce vehicle bumps and better ensure the stability of the car in harsh road conditions, while ensuring driving comfort and safety.
Vehicle Compatibility: for Chevrolet Silverado 1500 1999-2006, for Chevrolet Silverado Classic 1500 2007-2007, for GMC Sierra 1500 1999-2006, for GMC Sierra Classic 1500 2007-2007
A Must Have Bump Stop: more stable when taking corners at high speeds; no longer feel harshness while driving on less than smooth roads; no more wandering in the front end & slamming down and bottoming out in the rear
Easy Installation: pry the old deteriorated bump stops out, pop in the new bumpstop
Package Includes: 4 pcs bump stops - 2 pcs front control arm bumper, 2 pcs rear bumper
Last update on 2026-07-18 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Automotive Replacement Control Arm Bumpers
Types of Bump Stops
Bump stops can vary in design. Some are simple, solid rubber pieces, while others may have a more complex, multi-stage design to offer progressive damping. For performance vehicles or those used for off-roading, specialized bump stops designed for increased travel or specific damping characteristics might be available. Ensure the replacement matches the original design or offers a suitable upgrade for your driving needs.
Frequently Asked Questions
What is the primary function of a control arm bumper?
The primary function of a control arm bumper is to act as a safety stop for the suspension. It prevents excessive compression, thereby protecting other suspension components like shock absorbers and the control arms themselves from damage.
How often should control arm bumpers be replaced?
Control arm bumpers should be inspected regularly, typically during routine maintenance checks. Replacement is recommended when signs of cracking, tearing, or significant wear are evident, or if you notice a harsher ride quality.
Can I use a universal bump stop if a specific one isn't available?
While universal bump stops exist, it's generally best to use a part specifically designed for your vehicle's make and model. A proper fit ensures correct function and prevents potential issues with suspension geometry or component clearance.
What is the difference between rubber and polyurethane bump stops?
Rubber bump stops are common and offer good basic protection. Polyurethane bump stops are often more durable, resistant to abrasion, and less susceptible to degradation from oil, fuel, and road salts, potentially offering a longer lifespan.
Do I need to replace bump stops in pairs?
It is highly recommended to replace control arm bumpers in pairs (left and right side). This ensures consistent suspension performance and prevents uneven wear on suspension components.
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