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Silent
Drive
Silent Drive is the industry leader in the design and manufacture
of air suspension systems and components for trucks and trailers.
Product applications include dump trucks, refuse trucks, cement
mixers, fuel trucks, super dumps, road tractors, and many
more!
We can custom design a truck suspension system to meet your
needs! Contact us with further
inquiries.
Steerables
Non-Steerables
New
Products
Steerables
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AA(S)-115
AIR SUSPENSIONS NON-STEER OR SELF-STEERING

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FEATURES:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Airsprings within hangers lift axle when not in use.
- CAPACITY:
13,500 lbs.
- MAXIMUM
LIFT: Up to 12 inches. Provides plenty of lift, even
on low truck frames.
- AXLE TRAVEL:
15 inches total, lift and rebound.
- LOW MAINTENANCE:
Durable urethane bushings at all pivot points. No
lubrication required.
- SELF-STEERING
AXLE: Offers longer tire life, better vehicle handling.
Features leading king pin for optimum performance.
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AA(S)-240
SERIES AIR SUSPENSIONS NON-STEERING OR SELF-STEERING

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Features:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Airsprings lift axle when not in use.
- LOW FRAME
HEIGHT: Designed for pusher applications on low, drop
frame trucks.
- CAPACITY:
10,000 lbs.
- MAXIMUM
LIFT: Up to 7 inches.
- AXLE TRAVEL:
10 inches total, lift and rebound.
- LOW MAINTENANCE:
Durable urethane bushings at all pivot points. No
lubrication required.
- SELF-STEERING
AXLE: Offers longer tire life, better vehicle handling.
Features leading kingpin for optimum performance.
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AAS-721
SERIES PARALLELOGRAM AIR SUSPENSIONS

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Featuers:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Airsprings lift axle when not in use.
- CAPACITY:
13,000 lbs.
- MAXIMUM
LIFT: Up to 7 inches.
- GROUND
CLEARANCE: Compact hanger design allows over 15 inches
of ground clearance on a 31 inch frame.
- LOW MAINTENANCE:
Durable bushings at all pivot points. No lubrication
required.
- SELF-STEERING
AXLE: Offers longer tire life, better vehicle handling.
- PARALLELOGRAM
DESIGN: Maintains a constant caster angle through
the full axle travel.
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AAS-727
LITE SERIES PARALLELOGRAM AIR SUSPENSIONS

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Features:
- LIGHT
WEIGHT: Light weight design using high strength steel.
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Airsprings lift axle when not in use.
- CAPACITY:
12,000 Ibs.
- MAXIMUM
LIFT: Up to 8 inches.
- GROUND
CLEARANCE: Compact hanger design allows over 15 inches
of ground clearance on a 31 inch frame.
- LOW MAINTENANCE:
Durable bushings at all pivot points. No lubrication
required.
- SELF-STEERING
AXLE: Offers longer tire life, better vehicle handling.
Light weight design. Bolted axle ends far greater
ride height range.
- PARALLELOGRAM
DESIGN: Maintains a constant king-pin angle through
the full axle travel.
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Non-Steerables
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AA-135
HIGH-LIFT AIR SUSPENSION

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Features:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Air springs within hangers lift axle when not in use.
- CAPACITY:
19,000 lbs.
- MAXIMUM
LIFT: Up to 10 inches on most truck frames. Provides
plenty of lift, even on low truck frames.
- AXLE TRAVEL:
14 inches total, lift and rebound.
- LOW MAINTENANCE:
Durable urethane bushings at all pivot points. No
lubrication required.
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AA-1455
AIR SUSPENSION

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Features:
- AIR RIDE/AIR
LIFT: For a smooth ride and maximum cargo protection.
Air springs within hangers lift axle when not in use.
- CAPACITY:
20,000 lbs.
- LIFT:
Up to 6 inches
- APPLICATION:
May be used as a tag or a pusher. Offers the maximum
stability possible. Compact dimensions -- requires
minimum frame space. Available unitized to an axle
for faster installation.
- QUALITY
CONSTRUCTION: Air springs are Firestone Airide air
springs. Durable urethane bushings at all pivot points.
No lubrication required.
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AA-230
SERIES AIR LIFT AIR SUSPENSIONS

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Features:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Air springs lift axle when not in use.
- CAPACITY:
12,000 lbs.
- MAXIMUM
LIFT: Up to 8 inches.
- AXLE TRAVEL:
12 inches total, lift and rebound.
- LOW MAINTENANCE:
Durable urethane bushings at pull arm pivot and axle
seat connections. No lubrication required.
- AXLE:
Forged I-beam, 3 1/2" drop, offers increased driveline
clearance.
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LT8-D
LIGHT DUTY LIFTABLE AIR SUSPENSION

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Features:
- AIR RIDE/AIR
LIFT: Provides a smooth ride and maximum cargo protection.
Air springs within hangers lift axle when not in use.
- CAPACITY:
10,000 lbs.
- MAXIMUM
LIFT: Up to 8 inches on most truck frames.
- AXLE TRAVEL:
12 inches total, lift and rebound.
- LOW MAINTENANCE:
Durable urethane bushings at all pivot points. No
lubrication required.
- FRAME
HEIGHT: Fits frame heights of 28 to 32"
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New
Products
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| Silent
Drive, Inc. announces it's new self-steering AAS-721 FA
air ride, airlift tag or pusher axle suspension system.
This suspension offers a fabricated axle with adjustable
wheel ends for ultra-flexibility in ride height adjustment.
Boasting a 13,200# capacity, this suspension offers polyurethane
bushings in all pivot points. |
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