Important Notes
- Check your rear springs to determine if your truck is equipped with standard, 2-leaf main, or heavy payload 3-leaf main spring pack with an overload spring.
- Two-piece rear drive shaft? Add a carrier bearing drop kit to reduce post-lift drive-line angles and avoid / eliminate driveshaft vibration.
- Front exhaust modification may be required to clear front drive shaft
Wheel and Tire:
- 37X12.50 tires may require minor trimming.
- Factory wheels fit when paired with factory / original equipment tire size.
Features & Benefits
- High strength front coil springs improve ride quality
- Radius arm drop brackets to correct caster and maintain suspension geometry included, or available with Zone HD Radius Arms for a ultra-strong upgrade.
- Forged pitman arm and track bar relocation bracket to correct steering angles and re-center front axle
- Bump stop relocation, sway bar relocation and brake line relocation to maintain factory-like operating angles
- Replacement 2" rear lift blocks and u-bolts to lift and level the stance
Take your Super Duty to new heights with this 4" lift kit from Zone Offroad - now available for gas and diesel trucks! These kits can be cofigured with either radius arm drop brackets or upgraded to stout Zone HD Radius Arms for superior strength and durability. Kits include everything needed to reliably lift your truck and the capability to run up to 37" tires, from coil springs to steering correction and rear lift blocks to level the stance. Upgrade your stock shocks with Nitro Series Gas Shocks, or Fox 2.0 Adventure Series for even greater performance and control. As with all Zone lift kits, these kits are backed by Factory Protection Plus, the comprehensive extended warranty giving you peace of mind on or off the road with a 5-year, 60,000-mile drivetrain warranty and Zone Offroad's limited lifetime warranty. Get the look, performance, and capability your truck deserves!
Recommended Tires & Wheels
(Trimming may be required)
- 37 x 12.5 with 20 x 9 and 4.5 in. Backspace
- 37 x 12.5 with 18 x 9 and 4.5in. Backspace
- 37 x 12.5 with 17 x 9 and 4.5 in. Backspace
Rear Lift Option
Some F250/350 factory options increase the main leaf pack count from 2 to 3 leaf's (this is for top overload options only). Be sure to verify which factory leaf spring configuration your vehicle has and choose the appropriate option.
- Factory Overload – 3 Leaf
- NO Overload – 2 Leaf
Shock Option
Nitro Series
- Nitrogen-charged
- Twin-tube design
- 10-stage velocity-sensitive valving
- Dual-welded ends for increased strength
- Self-lubricating seals
- Black powder coat finish
FOX 2.0 Adventure Series
- 2-inch diameter steel body
- Internal floating piston (IFP) monotube design
- Large 5/8-inch hard chrome plated heat-treated alloy steel shaft
- Race-developed high-flow piston design
- Application-specific valving to maximize performance
- Long-lasting clear anodized finish
