Firestone Coil-Rite Front Air Helper Spring Kit | 4101

Part # / Stock #: 4101

Firestone Coil-Rite front air helper spring kit. Confirm the exact application and all restrictions below before ordering.

Current Manufacturer Fitment

• Ford E150 (1975-1991) — May require tail pipe modification
• Ford E250 Cutaway (2007-2008) — Commercial vehicle without factory bed
• Ford E250 (1975-1991) — May require tail pipe modification
• Ford E250 (1998-2014)
• Ford E33 Class A Motorhome (1986-1996) — With front coil springs
• Ford E350 Class C Motorhome/Cutaway (1975-2016) — Commercial vehicle without factory bed
• Ford E350 (1975-1991) — May require tail pipe modification
• Ford E350 (1998-2014) — With single rear wheel
• Ford E450 Class C Motorhome/Cutaway (1996-2026) — Commercial vehicle without factory bed
• Ford F250 (Over 8,500 GVWR) 2WD (1984-1998)
• Ford F250 (Over 8,500 GVWR) 2WD (1999-2004)
• Ford F250 (Under 8,500 GVWR) 2WD (1969-1996)
• Ford F250 2WD (2005-2007)
• Ford F250 2WD (2008-2010)
• Ford F250 2WD (2011-2016)
• Ford F350 Cab-Chassis 2WD (1999-2004)
• Ford F350 2WD (1970-1998)
• Ford F350 2WD (1999-2004)
• Ford F350 2WD (2008-2010)
• Ford F350 2WD (2011-2016)
• Ford F450 2WD (2008-2016)

Kit Details

• Fill Kit: Manual
• Load Capacity: 1000lbs
• Installation: No Drill
• In-Bed Hitch: Not Applicable
• Min. Air Pressure: 10 PSI
• Max Air Pressure: 60 PSI
• Install Time: 1 - 2 HOUR(s)

Air helper springs provide adjustable load-leveling support. They do not increase the vehicle manufacturer’s GVWR, axle ratings, payload or towing capacity. Manufacturer applications are for stock vehicles unless specifically stated; lifted, lowered and modified vehicles require a separate compatibility check. Air compressor sold separately.

View current Firestone fitment and installation information.