Fabtech K2131 6-Inch Radius Arm Lift - 2008-2010 F350 4WD 6.4L Diesel SRW - Factory Overload - Performance Shocks

Fabtech K2131 is a complete 6-inch Radius Arm suspension lift system with performance shocks for 2008-2010 Ford F350 Super Duty 4WD models with the 6.4L diesel engine, single rear wheels and the factory rear overload leaf.

Package contents

• One FTS22024BK coil box with two front lift coil springs.
• One FTS22139 component box with two replacement radius arms and their bushings and alignment hardware, track-bar relocation bracket and support, drop pitman arm, sway-bar and bump-stop drops, brake/ABS and steering-stabilizer relocation hardware.
• One FTS22103 rear block kit: two FTBK3 three-inch lift blocks, four FT742U U-bolts, one FT58H hardware kit and one FTS419 shim kit.
• Two FTS7188 front Performance shocks and two FTS7266 rear Performance shocks. Four shock assemblies are included in total.
• The two supplied Fabtech radius arms replace the factory radius arms. The factory rear leaf springs and overload leaf are retained. This is not a coilover or four-link conversion.

Application and installation

For 4WD, single-rear-wheel F350 trucks with the 6.4L diesel engine and factory rear overload leaf, without a factory rear sway bar. Confirm this configuration before ordering.

For this six-inch system, the manufacturer specifies retaining the factory rear blocks above the supplied three-inch blocks. Follow the linked instructions for the exact configuration and component placement.

Manufacturer wheel guidance, with minor trimming: 315/70R17 tires on 17x8 wheels with 4.5-inch backspacing; 325/65R18 tires on 18x9.5 wheels with 4.75-inch backspacing; or 35/12.50R20 tires on 20x9 wheels with 5-inch backspacing. Check clearance on the actual vehicle.

Professional installation and alignment are required. Work includes frame drilling, bump-stop cup trimming and possible shock-tab cutting, coil-spring handling, parking-brake bracket relocation and checks of brake hoses, ABS wiring and 4WD vacuum lines. Follow the manufacturer clearance, re-torque and maintenance requirements.

Manufacturer front-system instructions | Manufacturer rear-system instructions

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