The Air Lift LoadLifter 5000 Ultimate is a rear load-leveling air spring kit for 2007-2018 Chevrolet Silverado 1500 and GMC Sierra 1500 trucks. Its reinforced air springs mount over the factory leaf springs and add up to 5,000 lbs of load-leveling capacity. The internal jounce bumper allows the system to run safely at zero air pressure, and pressure is adjustable from 5 to 100 PSI. Installation requires no drilling into the frame.
| Type | LoadLifter 5000 Ultimate rear load-leveling air spring kit |
| Capacity | Up to 5,000 lbs (do not exceed vehicle GVWR) |
| Pressure | 5-100 PSI adjustable |
| Jounce Bumper | Internal; safe at zero pressure |
| Mounting | Over the rear leaf springs; no frame drilling |
| Includes | 2 air springs, brackets, air lines, Schrader valves and hardware |
| Part Number | 78641 |
| Warranty | Limited Lifetime Warranty |
| Fitment | 2007-2018 Chevrolet Silverado 1500 / GMC Sierra 1500 |
Documents: Installation Instructions (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2018 | Chevrolet | Silverado 1500 | Base |
| 2007-2018 | Chevrolet | Silverado 1500 | Custom |
| 2007-2018 | Chevrolet | Silverado 1500 | High Country |
| 2007-2018 | Chevrolet | Silverado 1500 | LS |
| 2007-2018 | Chevrolet | Silverado 1500 | LT |
| 2007-2018 | Chevrolet | Silverado 1500 | LTZ |
| 2007-2018 | Chevrolet | Silverado 1500 | WT |
| 2007-2018 | GMC | Sierra 1500 | Base |
| 2007-2018 | GMC | Sierra 1500 | Denali |
| 2007-2018 | GMC | Sierra 1500 | SLE |
| 2007-2018 | GMC | Sierra 1500 | SLT |
| 2007-2018 | GMC | Sierra 1500 | WT |
| 2007-2018 | Chevrolet | Silverado 1500 | LT Trail Boss |
| 2007-2018 | Chevrolet | Silverado 1500 | Z71 |
| 2007-2018 | Chevrolet | Silverado 1500 | Silverado |
| 2007-2018 | Chevrolet | Silverado 1500 | Midnight Edition |
| 2007-2018 | Chevrolet | Silverado 1500 | Centennial Edition |
| 2007-2018 | Chevrolet | Silverado 1500 | Special Edition |
| 2007-2018 | GMC | Sierra 1500 | SLE1 |
| 2007-2018 | GMC | Sierra 1500 | SLE2 |
| 2007-2018 | GMC | Sierra 1500 | Elevation |
| 2007-2018 | GMC | Sierra 1500 | All Terrain |
| 2007-2018 | GMC | Sierra 1500 | AT4 |
| 2007-2018 | GMC | Sierra 1500 | Carbon Edition |
| 2007-2018 | GMC | Sierra 1500 | X31 |
| 2007-2018 | GMC | Sierra 1500 | Sierra |
| 2007-2018 | Chevrolet | Silverado 1500 | Fleet |
| 2007-2018 | GMC | Sierra 1500 | Limited |
| 2007-2018 | Chevrolet | Silverado 1500 | Limited |
| 2007-2018 | Chevrolet | Silverado 1500 | Regular Cab |
| 2007-2018 | Chevrolet | Silverado 1500 | Extended Cab |
| 2007-2018 | Chevrolet | Silverado 1500 | Crew Cab |
| 2007-2018 | GMC | Sierra 1500 | Regular Cab |
| 2007-2018 | GMC | Sierra 1500 | Extended Cab |
| 2007-2018 | GMC | Sierra 1500 | Crew Cab |
| 2007-2018 | Chevrolet | Silverado 1500 | Hybrid |
| 2007-2018 | GMC | Sierra 1500 | Hybrid |
| 2007-2018 | Chevrolet | Silverado 1500 | XFE |
| 2007-2018 | Chevrolet | Silverado 1500 | 4WD |
| 2007-2018 | GMC | Sierra 1500 | 4WD |
| 2007-2018 | Chevrolet | Silverado 1500 | 2WD |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
