Premium Emergency Vehicle Suspension
The Air Link® tandem drive axle suspension is a unique combination of air spring over walking beam technology. It delivers everything you demand in an emergency vehicle suspension — high roll stability, low maintenance and a smooth ride. The unique design also ensures maximum traction and load equalization. The distinctive Air Link® design provides optimum ride height and premium on or off highway performance.
Air Link’s walking beam provides improved traction and load equalization, key aspects for pumpers and aerial applications. Municipalities can distinctively see how an air ride suspension can attribute a clear reduction in costs associated with equipment wear, tire life, bushing life and reduce downtime when compared to a rubber block suspension. Fire fighters will always be action ready with the suspension fully functional even if air-loss occurs.
Air Link was first used in fire truck applications in 1999 to help remedy ladder breakage for major OEM fire apparatus trucks. Today, Air Link is available for most fire truck manufacturers with tandem drive configurations. Air Link is available in capacities ranging from 46,000 lbs to 85,000 lbs.
Features
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Mounting Bracket System
The mounting is flexible with engineered variants to be bolted to C-Channel frame rails or welded to box frame designs. For bolt on suspensions, the pattern and size of bolts can be adjusted to suit OEM grid patterns and preferred hardware.
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Rugged Walking Beams
The rugged beam construction evenly distributes the load for maximum traction and maintained alignment. The walking beams are designed without bearings and seals for minimal maintenance and wear points.
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High Volume Air Springs
High volume air springs offer low natural frequency for optimum ride qualities. An internal rubber jounce stop supports the vehicle during airless operation and allows the truck to be mission capable as if it was a rubber block suspension.
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Dual Height Control Valves
Dual height control valves maintain optimum vehicle ride height independent of load. Both control valves level the vehicle side-to-side. Each valve controls one side of the suspension to reduce lean with uneven cargo.
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Shock Absorbers
Each set of shock absorbers are tuned for optimal ride characteristics, enabling the best ride possible, regardless of road conditions. Shock absorbers dampen the suspension over uneven terrain to enhance driver comfort.
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Low Maintenance Bushings
Heavy duty bushings provide a longer service life and minimal maintenance. The bushings do not require grease. The bar pin end bushing shims allow for easy alignment.
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Axle Compatiability
Compatible with most common drive axles including Dana, Meritor, and others. The suspension comes with a variety of axle connections including bar pin, through-pin, and alignment bushings.
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100% Off-Highway Rating
Air Link suits a variety of fire and rescue applications. The unique combination of air over walking beam design delivers high stability and vertical stiffness to create a stable on or off-highway suspension.
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Member of FAMA
Link is a certified member in good standing with the Fire Apparatus Manufacturers' Association.
Testimonials
“The Air Link meets all our requirements for a suspension. We have realized significantly less long-term structural problems, and no jarring to the aerial equipment. The Air Link is rugged, dependable and a fast installation.” Drew Sutphen President of Sutphen Corporation
“We have delivered several aerial platforms with the Air Link rear suspension. The customers have been extremely happy with the ride quality of their new aerials. I have no doubt that the Air Link plays a large role in the smooth ride that our customers expect.” Andy Herb President of Herb Fire Equipment
“We installed Air Link on our aerial truck and could immediately tell there was a night and day improvement. The unit now has a smoother ride without sacrificing stability. Our drivers are overwhelmingly happy with the suspension and upgrade in ride quality.” Jeremy Leisenheimer Emergency Vehicle Technician
“The City of Syracuse, NY Department of Fire has used the Air Link suspension for decades and has benefited from its reliability and ease of service. The department responds to 22,000 calls annually and operates this suspension on its tower fleet.” Zack Smith Syracuse Fire Department
Videos
Specifications
Select model:
AL-520-TD | |
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Weight (base unit) | 1,250 lbs |
Axle Spread (Min) | 52 in |
Axle Spread (Max) | 54 in |
Capacity | 52,000 lbs |
AL-540-TD | |
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Weight (base unit) | 1,350 lbs |
Axle Spread (Min) | 54 in |
Axle Spread (Max) | 54 in |
Capacity | 54,000 lbs |
AL-600-TD | |
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Weight (base unit) | 1,400 lbs |
Axle Spread (Min) | 52 in |
Axle Spread (Max) | 60 in |
Capacity | 60,000 lbs |
AL-650-TD | |
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Weight (base unit) | 1,425 lbs |
Axle Spread (Min) | 60 in |
Axle Spread (Max) | 60 in |
Capacity | 65,000 lbs |
Weight (base unit) | Axle Spread (Min) | Axle Spread (Max) | Capacity | |
---|---|---|---|---|
AL-520-TD | 1,250 lbs | 52 in | 54 in | 52,000 lbs |
AL-540-TD | 1,350 lbs | 54 in | 54 in | 54,000 lbs |
AL-600-TD | 1,400 lbs | 52 in | 60 in | 60,000 lbs |
AL-650-TD | 1,425 lbs | 60 in | 60 in | 65,000 lbs |
Product Codes
Select model:
- Ferrara 52K
- Ferrara 60K
- Ferrara 60K
- Ferrara 60K
- HME 48K
- HME 52K
- HME 60K
- KME 60K
- Pierce 46K
- Pierce 46K
- Pierce 52K
- Pierce 54K
- Pierce 60K
- Pierce 60K
- Pierce 65K
- Rosenbauer 52K
- Rosenbauer 60K
- Rosenbauer 60K
- Rosenbauer 65K
- Spartan 52K
- Spartan 60K
- Spartan 60K
- Sutphen 52K
- Sutphen 52K
- Sutphen 60K
Ferrara 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 54 in |
Ride Height | 10 1/2 in |
Link Part Number | 952-80-174 |
OEM Product Code | 952-80-174 |
Ferrara 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 8 9/10 in |
Link Part Number | 960-80-102 |
OEM Product Code | 960-80-102 |
Ferrara 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 10 1/2 in |
Link Part Number | 960-80-197 |
OEM Product Code | 960-80-197 |
Ferrara 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 52 in |
Ride Height | 8 9/10 in |
Link Part Number | 960-80-200 |
OEM Product Code | 960-80-200 |
HME 48K | |
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Capacity | 48,000 lbs. |
Axle Spread | 54 in |
Ride Height | 9 1/2 in |
Link Part Number | 948-80-111 |
OEM Product Code | 948-80-111 |
HME 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 54 in |
Ride Height | 9 1/2 in |
Link Part Number | 952-80-095 |
OEM Product Code | 952-80-095 |
HME 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 11 in |
Link Part Number | 960-61-019 |
OEM Product Code | 960-61-019 |
KME 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 9 3/4 in |
Link Part Number | 960-59-099 |
OEM Product Code | 054560V002 |
Pierce 46K | |
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Capacity | 46,000 lbs |
Axle Spread | 52 in |
Ride Height | 10 1/2 in |
Link Part Number | 946-80-116 |
Product Code | 2944584 |
Pierce 46K | |
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Capacity | 46,000 lbs. |
Axle Spread | 52 in |
Ride Height | 12 1/2 in |
Link Part Number | 946-80-110 |
OEM Product Code | 2711717 |
Pierce 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 52 in |
Ride Height | 10 1/2 in |
Link Part Number | 952-80-405 |
OEM Product Code | 2244320 |
Pierce 54K | |
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Capacity | 54,000 lbs. |
Axle Spread | 54 in |
Ride Height | 11 3/4 in |
Link Part Number | 952-80-410 |
OEM Product Code | 2517266 |
Pierce 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 12 1/2 in |
Link Part Number | 960-80-355 |
OEM Product Code | 2420586 |
Pierce 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 54 in |
Ride Height | 11 in |
Link Part Number | 960-80-350 |
OEM Product Code | 2250681 |
Pierce 65K | |
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Capacity | 65,000 lbs. |
Axle Spread | 60 in |
Ride Height | 9 3/10 in |
Link Part Number | 968-80-000 |
Product Code | 2476842 |
Rosenbauer 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 54 in |
Ride Height | 10 1/2 in |
Link Part Number | 952-80-109 |
OEM Product Code | 8622053-001 |
Rosenbauer 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 60 in |
Ride Height | 9 in |
Link Part Number | 960-80-362 |
OEM Product Code | 8606673-001 |
Rosenbauer 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 60 in |
Ride Height | 10 1/2 in |
Link Part Number | 960-80-370 |
OEM Product Code | 8607034-001 |
Rosenbauer 65K | |
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Capacity | 65,000 lbs. |
Axle Spread | 60 in |
Ride Height | 10 1/2 in |
Link Part Number | 965-80-001 |
OEM Product Code | 8605752-001 |
Spartan 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 54 in |
Ride Height | 10 1/2 in |
Link Part Number | 952-80-599 |
OEM Product Code | 2258-DD4-001 |
Spartan 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 56 in |
Ride Height | 11 in |
Link Part Number | 960-80-258 |
OEM Product Code | 3624-DD4-001 |
Spartan 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 56 in |
Ride Height | 8 3/4 in |
Link Part Number | 960-80-259 |
OEM Product Code | 3697-DD4-001 |
Sutphen 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 52 in |
Ride Height | 11 3/4 in |
Link Part Number | 952-40-899 |
Product Code | 10034538 |
Sutphen 52K | |
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Capacity | 52,000 lbs. |
Axle Spread | 52 in |
Ride Height | 12 1/2 in |
Link Part Number | 952-52-199 |
OEM Product Code | 10034539 |
Sutphen 60K | |
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Capacity | 60,000 lbs. |
Axle Spread | 60 in |
Ride Height | 11 in |
Link Part Number | 960-80-360 |
OEM Product Code | 10071496 |
Capacity | Axle Spread | Ride Height | Link Part Number | OEM Product Code | |
---|---|---|---|---|---|
Ferrara 52K | 52,000 lbs. | 54 in | 10 1/2 in | 952-80-174 | 952-80-174 |
Ferrara 60K | 60,000 lbs. | 54 in | 8 9/10 in | 960-80-102 | 960-80-102 |
Ferrara 60K | 60,000 lbs. | 54 in | 10 1/2 in | 960-80-197 | 960-80-197 |
Ferrara 60K | 60,000 lbs. | 52 in | 8 9/10 in | 960-80-200 | 960-80-200 |
HME 48K | 48,000 lbs. | 54 in | 9 1/2 in | 948-80-111 | 948-80-111 |
HME 52K | 52,000 lbs. | 54 in | 9 1/2 in | 952-80-095 | 952-80-095 |
HME 60K | 60,000 lbs. | 54 in | 11 in | 960-61-019 | 960-61-019 |
KME 60K | 60,000 lbs. | 54 in | 9 3/4 in | 960-59-099 | 054560V002 |
Pierce 46K | 46,000 lbs | 52 in | 10 1/2 in | 946-80-116 | 2944584 |
Pierce 46K | 46,000 lbs. | 52 in | 12 1/2 in | 946-80-110 | 2711717 |
Pierce 52K | 52,000 lbs. | 52 in | 10 1/2 in | 952-80-405 | 2244320 |
Pierce 54K | 54,000 lbs. | 54 in | 11 3/4 in | 952-80-410 | 2517266 |
Pierce 60K | 60,000 lbs. | 54 in | 12 1/2 in | 960-80-355 | 2420586 |
Pierce 60K | 60,000 lbs. | 54 in | 11 in | 960-80-350 | 2250681 |
Pierce 65K | 65,000 lbs. | 60 in | 9 3/10 in | 968-80-000 | 2476842 |
Rosenbauer 52K | 52,000 lbs. | 54 in | 10 1/2 in | 952-80-109 | 8622053-001 |
Rosenbauer 60K | 60,000 lbs. | 60 in | 9 in | 960-80-362 | 8606673-001 |
Rosenbauer 60K | 60,000 lbs. | 60 in | 10 1/2 in | 960-80-370 | 8607034-001 |
Rosenbauer 65K | 65,000 lbs. | 60 in | 10 1/2 in | 965-80-001 | 8605752-001 |
Spartan 52K | 52,000 lbs. | 54 in | 10 1/2 in | 952-80-599 | 2258-DD4-001 |
Spartan 60K | 60,000 lbs. | 56 in | 11 in | 960-80-258 | 3624-DD4-001 |
Spartan 60K | 60,000 lbs. | 56 in | 8 3/4 in | 960-80-259 | 3697-DD4-001 |
Sutphen 52K | 52,000 lbs. | 52 in | 11 3/4 in | 952-40-899 | 10034538 |
Sutphen 52K | 52,000 lbs. | 52 in | 12 1/2 in | 952-52-199 | 10034539 |
Sutphen 60K | 60,000 lbs. | 60 in | 11 in | 960-80-360 | 10071496 |
Literature
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Brochures
- 52K - 65K Air Link
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Ordering Guide
- Air Link Redline - Ordering Guide
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Installation Instructions
- 52K Air Link
- 60K Air Link
- RETROFIT Air Link
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Service Kits
- Air Spring Kit (4AL00001 & 4AL00002)
- Height Control Valve (4AL00005)
- Walking Beam Bushing (4AL00006)
- Hanger Bushing (4AL00007)
- Shock Kit (4AL00003 & 4AL00004)