99B-3174

Rear Axle

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EVO99

99B-3174

Regular price $204.33
Regular price $204.33 USD Sale price $204.33
Sale Sold out
Adjustment style: Not adjustable
Unmatched Strength and Control for RV's
The KONI EVO99 is engineered specifically for large motorhomes. Its robust construction and advanced Open-Intake valve deliver precise, controlled damping for the demands of fully loaded coaches. The result is a smoother, more stable ride, enhanced control, and a quieter cabin for every journey.
EVO99 / Rear Axle
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Compatibility

Patented Open-Intake Valve

EVO99 is equipped with a patented Open-Intake valve which reduces axle-induced vibration and noise for a smooth, quiet ride. Paired with a modular piston design to maintain precise control and stable handling in all conditions, EVO99 provides smooth and confident handling even during tight corners or sudden maneuvers.

Heavy-Duty Construction

Built to handle the extreme weight and demands of Class-A coaches, the EVO99 features a 10-ton tensile strength for ultimate RV durability. It reduces sway, body roll, and pitching motion, giving you confidence and control even on fully loaded trips

Integrated Hydraulic Rebound Stop

EVO99 features a hydraulic stop that reduces harshness associated with high rebound forces. Engineered to control damping at full extension of the shock, EVO99 reduces the load on the adjacent suspension assemblies, minimizes harsh impacts, and reduces chassis related wear.

Extended Component Life and Reduced Maintenance

By absorbing vibrations more effectively than standard shocks, the EVO99 reduces wear on suspension components. This prolongs the lifespan of your RV’s chassis and suspension, keeping your coach on the road longer between service intervals.

Twin Tube Design Construction

Twin-tube shock absorbers are a widely used damper design known for delivering reliable performance and everyday ride comfort. The dual-cylinder construction helps manage suspension movement and road impacts efficiently, making them a popular choice for many vehicles from passenger cars to heavy duty and railway applicaitons.

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SPECIAL
SPECIAL ACTIVE
SPORT
STR.T
GTS
SPORT KIT
STR.T KIT
SPECIAL (Classic)
CLASSIC
HEAVY TRACK
RAID
EXPLORER
1 to 1 replacement Yes Yes Yes Yes - - - Yes Yes Yes Yes Yes
Handling / Control 7 8 9 7 10 10 8 7 7 9 10 10
Comfort 9 10 9 9 8 8 8 8 8 8 9 10
Braking / Safety 9 9 10 9 10 10 9 9 9 9 10 10
Longevity 9 10 10 7 9 10 8 9 9 9 10 9
Touring 9 10 9 8 7 7 7 9 9 9 9 10
Off-road - - - - - - - - - 8 10 10
Serviceable Yes Yes Yes - Yes Yes - Yes Yes Yes OUI -
Lowering - - Yes Yes Yes Yes Yes - - - - -
Adjustability Internal FSD ACTIVE External* - External* External - Internal Internal Internal External*; Internal FSD ACTIVE
FSD ACTIVE - Yes - - - - - - - - - Yes
Adjustable Rebound Yes - Yes - Yes Yes - Yes Yes Yes Yes -
Height Adjustable - - - - Yes - - - - - - -
Circuit - - Yes - Yes Yes Yes - - - - -
Camper Variant Yes Yes - - - - - - - - - -

Special ACTIVE

The ultimate shock absorber with the revolutionary KONI ACTIVE technology.

Sport

Legendary handling and control, with user adjustability.

Classic

Modern shock absorber technology with user adjustability for classics.

Special

The original KONI adjustable. Improved driving and handling performance through proven and innovative cutting-edge technology.

STRT

Tuned performance shock absorber, ultimate damping characteristics.

STR.T

Tuned performance shock absorber, ultimate damping characteristics.

GTS

Legendary sport valve system and ride height adjustment to provide a customized experience based on your driving needs.

Sport kit

This is a complete kit consisting of 4 adjustable KONI Sport shock absorbers for cars and matching lowering springs.

STR.T Kit

This is a complete kit consisting of 4 KONI STRT shock absorbers for cars and matching lowering springs.

Explorer

Born from KONI's proven off-road experience in the harshest conditions, EXPLORER is KONI's latest off-road shock absorber.

RAID

Proven in the Dakar and Breslau rallies, they guarantee optimal road holding in the most difficult circumstances.

Heavy Track

Specifically designed for off-road vehicles and SUVs, they combine high-level safety, stability and grip.

FSD

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Evo

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EVO99 W/FSD

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