Easy to Replace Industrial Flange Air Spring for Dunlop Springride SP1541 Air Bag
| Attribute | Value |
|---|---|
| Trademark | AIRSUSTECH |
| Part Number | 2B12×2T |
| Air Fitting | 1/2'' BSP |
| Bellows Type | Double Convoluted |
| Parker | 9109041 |
| Compatibility | Universal |
| Pressure Ability | 3-8 Bar |
| Quality | 100% Tested |
Flange air springs represent the optimal solution for modern air suspension systems, delivering superior support and vibration damping through compressed air technology. These advanced components have become essential across automotive applications, including passenger vehicles, commercial trucks, and motorcycles, offering significant improvements over conventional steel spring systems.
| Manufacturer | Part Numbers |
|---|---|
| Firestone | W01-R58-4061, W01R584061, W01 R58 4061 WO1-R58-4061, WO1R584061, WO1 R58 4061 |
| Dunlop Pneuride | 12"x2, 12x2, 12'x2 |
| Dunlop Springride | SP1541, SP 1541, SP 15 41 |
| Contitech | FD 412-22 DS, FD 41222 DS, FD 412 22 DS FD412-22 DS, FD41222 DS, FD412 22 DS |
| Norgren | M/31122, M31122, M 31122 |
| Parker | 9109041 |
- Minimum Height: 74 MM
- Maximum Height: 240 MM
- Maximum Diameter: 330 MM
- Space Required: 345 MM
- Full Stroke: 166 MM
- Design Height: 160 MM
- Center Distance: 232 MM
- Cover Plate Diameter: 260 MM
- Screw Nuts Type: 4-M10
The fundamental advantage of flange air springs lies in their adaptive air cushion design, which provides:
- Dynamic load-leveling capabilities
- Adjustable ride height
- Progressive spring rates that automatically adapt to changing road conditions
Unlike rigid steel springs, the compressed air medium in flange air springs creates a smoother, more controlled response that effectively isolates vehicle occupants from road imperfections. The airtight rubber construction maintains consistent performance without the sagging or fatigue common in metal springs, while the modular flange design allows for straightforward integration into existing suspension architectures.
- Enhanced ride comfort through superior vibration absorption
- Improved vehicle stability and handling
- Reduced wear on chassis components
- Longer service life with minimal maintenance requirements
For automotive engineers and fleet managers, flange air springs deliver measurable improvements in vehicle dynamics, payload management, and overall ride quality. Their continued evolution, including integration with electronic control systems, positions them as the preferred choice for modern suspension applications where performance and adaptability are paramount.
| Type | Plate Diameter (mm) | Max. Diameter (mm) | Min. Height (mm) | Max. Height (mm) | Total Stroke (mm) | Static Height (mm) | Center Distance (mm) | Space Installation (mm) |
|---|---|---|---|---|---|---|---|---|
| 6×1 | 153 | 168 | 45 | 90 | 45 | 80 | 127 | 180 |
| 8×1 | 184 | 230 | 47 | 120 | 73 | 90 | 156 | 240 |
| 10×1 | 210 | 280 | 50 | 135 | 85 | 95 | 181 | 295 |
| 12×1 | 260 | 330 | 50 | 145 | 95 | 95 | 232 | 345 |
| 14 1/2×1 | 310 | 395 | 47 | 165 | 118 | 105 | 283 | 410 |
| 6×2 | 153 | 168 | 73 | 170 | 97 | 120 | 127 | 180 |
| 8×2 | 184 | 230 | 72 | 225 | 153 | 150 | 156 | 240 |
| 10×2 | 210 | 280 | 70 | 240 | 170 | 160 | 181 | 295 |
| 12×2 | 260 | 330 | 74 | 240 | 166 | 160 | 232 | 345 |
| 14 1/2×2 | 310 | 395 | 70 | 280 | 210 | 180 | 283 | 410 |
| 16×2 | 310 | 430 | 77 | 320 | 243 | 180 | 283 | 445 |
| 6×3 | 153 | 168 | 105 | 255 | 150 | 180 | 127 | 180 |
| 8×3 | 184 | 215 | 100 | 350 | 250 | 230 | 156 | 240 |
| 10×3 | 210 | 280 | 100 | 365 | 265 | 235 | 181 | 295 |
| 12×3 | 260 | 330 | 100 | 430 | 330 | 222 | 232 | 345 |
| 14 1/2×3 | 310 | 395 | 100 | 476 | 376 | 280 | 283 | 410 |
| 16×3 | 310 | 430 | 125 | 500 | 375 | 280 | 283 | 445 |
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