Air Lift 57399 LoadLifter 5000 Air Bag Helper Spring Kit 17-19 Ford F-250 / F-350
Air Lift Company's Air Lift 57399 LoadLifter 5000 Air Bag Helper Spring Kit 17-19 Ford F-250 / F-350 adds adjustable load support on top of the factory springs. It is built for 2017–2019 Ford F-250 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-350 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-450 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-550 Super Duty 6.7L Power Stroke.
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- Ships from Air Lift Company
## What it is
Air Lift Company's Air Lift 57399 LoadLifter 5000 Air Bag Helper Spring Kit 17-19 Ford F-250 / F-350 adds adjustable load support on top of the factory springs. It is built for 2017–2019 Ford F-250 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-350 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-450 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-550 Super Duty 6.7L Power Stroke.
## Why you'd run it
- Purpose-built air suspension & load support hardware — it adds adjustable load support on top of the factory springs.
- Source calls out load-carrying or towing duty.
- Source describes damping or geometry performance gains.
## Best for
- Tow Pig
- Daily Driver
## What's included
- Up to 5,000 pounds of payload capacity
- Includes all necessary hardware, hose and fitting for a complete installation
- Fits single and dual rear wheel applications for 2017
## Important notes
- Dual rear wheel (DRW) only
- Cab-and-chassis application
## What it is
Air Lift Company's Air Lift 57399 LoadLifter 5000 Air Bag Helper Spring Kit 17-19 Ford F-250 / F-350 adds adjustable load support on top of the factory springs. It is built for 2017–2019 Ford F-250 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-350 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-450 Super Duty 6.7L Power Stroke; 2017–2019 Ford F-550 Super Duty 6.7L Power Stroke.
## Why you'd run it
- Purpose-built air suspension & load support hardware — it adds adjustable load support on top of the factory springs.
- Source calls out load-carrying or towing duty.
- Source describes damping or geometry performance gains.
## Best for
- Tow Pig
- Daily Driver
## What's included
- Up to 5,000 pounds of payload capacity
- Includes all necessary hardware, hose and fitting for a complete installation
- Fits single and dual rear wheel applications for 2017
## Important notes
- Dual rear wheel (DRW) only
- Cab-and-chassis application
Diesel Power Products directs warranty claims to the respective manufacturer; coverage and duration depend on that manufacturer and product. Its one-year manufacturer-defect warranty applies only to products manufactured by Power Products Unlimited Inc., not all products it sells. Manufacturer inspection is required; DPP does not pay inspection/return shipping or labor.
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
Diesel Power Products warranty policyView complete warrantyProduct conditions
Return and warranty information is based on what Diesel Power Products offers. Product-specific eligibility and the supplier’s published conditions apply; FullSpecDiesel does not add or extend coverage.
Professional installation is recommended.
- Return eligibility
- Diesel Power Products states a 30-day window from receipt for eligible new, uninstalled, unopened and complete items in original packaging, with prior approval/RMA. Custom tuners and specified opened tools are excluded. Customer pays return shipping; original outbound shipping, including initially free shipping, is deducted. No standard restocking percentage is stated for ordinary approved returns. Based on what Diesel Power Products offers.
- Return window
- Not stated for this product; see supplier terms
- Restocking fee
- See supplier terms; no product-specific fee stated
- Return shipping
- Based on the supplier’s return policy; see terms
- Made to order
- No
- Backorder status
- Not backordered
- Cancellation
- Subject to supplier terms; contact FullSpecDiesel before requesting cancellation
- Warranty provider
- Diesel Power Products
- Warranty duration
- Product-specific duration not stated; see supplier terms
- Compatibility
- Listed for specific vehicle configurations
- Legal use
- Street legal
- Processing estimate
- 3–7 business days supplier processing
- Shipping
- Shipping calculated at checkout
- Signature
- No signature requirement
- Supplier
- Diesel Power Products
Product compatibility is based on the vehicle and product information provided. Review your selected truck, product options, measurements, modifications, and installation requirements before ordering.