Ford Bronco 4” Suspension Lift Installation Instructions
PRE-INSTALLATION NOTES
1. Trail Master Systems do not incorporate components to accommodate extended cab and/or two piece driveshafts unless otherwise stated. Post installation the vehicle may experience driveline vibrations. Driveline angles may require tuning, slider on shaft may require replacement, shafts may need to be lengthened, shafts may need trued, and U-joints may require frequent replacement. Trail Master systems are not recommended for vehicles with 13 inch or shorter drive shafts.
2. All replacement spring or Add-A-Leaf systems require compression stop installation or spring failure may occur. Not all Trail Master Systems include compression stop extensions to maintain this criteria. Compression stop to axle dimensions must be maintained or your Trail Master warranty may be voided.
3. Ride Height and vehicle attitude, ie; rake or tail drag may vary from vehicle to vehicle. Original equipment options and aftermarket accessories alter the vehicle’s front sprung weight. The F2502 system is designed to accommodate the majority of Ford F250 vehicles sold. Setting of spring components is normal. Performance Automotive Group cautions you in regards to your choice of tire size and initial clearances. Settling of spring components may occur and slightly diminished clearances will be observed. Normal settling is not covered under your warranty. Vehicles subjected to long term over weight situations may experience an abnormal amount of spring component settling.
4. This system does not include components to accom- modate vehicles equipped with ABS brakes.
5. Special literature or tools required: OE service manual for model/year of vehicle. Refer to OE manual for proper disassembly and reassembly procedures of OE, and related components. Additional tools unique to installation are mentioned in the following instructions.
6. Adhere to recommendations when replacement fasteners, retainers, and keepers are called out in OE manual. This system may not include all replacement fasteners recommended by the OE manual. Additional replacement fasteners should be obtained prior to installation of system.
7. Compare parts included in your system with the enclosed parts list at the end of these instructions. Placing hardware with components before you start may reduce installation time. Contact your Performance Automotive Group dealer if any parts are missing or appear to be different than those indicated on the parts list.
8. Basic Tools & Equipment Required a. Hydraulic Floor Jack, 2-adjustable Jack Stands, American Sockets & open end/box wrenches up to 7/8”, vise grips or c-clamp. Additional tools are optional.
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