JK Inner C Gussets

The installation of this product Requires Welding, Fabrication, and Mechanical skills. You will need to remove the axle from the vehicle to perform this Job.  If you are not confident in your abilities Please have this product installed at an Off-road Shop.

Tools Required:

Safety glasses, socket set, wrenches, torque wrench, Needle nose Pliers, Drift Punch set, tie rod separator, ball joint separator, Bungee cords, Ball joint press, grinder or wire wheel, Welder, Welding PPE,  Jack, Tall Jack stands.

Step 1:

Inventory all parts to ensure you have all of the correct pieces. If you are missing parts Contact Artec Industries Immediately at (855) 278-3299  M-F 8:30-5pm MST If outside of those hours Email us at Sales@Artecindustries.com (Please include picture of part number label on box as well as your invoice number)

 Step 2:

Loosen  the front lug nuts. (Do not fully remove them, Just break them free.)

 Step 3:

Secure and properly block the rear tires of vehicle on a level surface .

Jack up front of vehicle and install jack stands under frame behind the lower link brackets. and keep a jack under the axle.

 Step 4:

Remove wheels from vehicle,  Remove front drive shaft from the axle ,  Remove the brake calipers and rotors (Set the rotors on a flat surface so they do not warp), Hang the calipers from the body with some bungee cords (Do not let the calipers hang freely from the brake lines this can damage them.)

 Step 5:

Remove the hub/axle shaft from Jeep as a unit  With the hubs and axle shafts removed stuff some rags in axle tubes. 

Step 6:

Remove cotter pins on Tie rods,  Then loosen the castle nuts.   (Leave the castle nuts  installed by a few threads ! ) Remove the Steering stabilizer ,  Grab your Tie rod Separator, wedge it between the knuckle and the base of the tie rod  the hit on the end of the Tie rod separator with your Big Freaking Hammer until it pops loose. Repeat this on the other side. Remove the castle nuts and the Drag-link and tie rod should drop off the Jeep.  Now Unbolt and remove the knuckles from the axle, Using your ball joint press remove the ball joints from your C’s

(Tip: If you have a small Map gas torch heat the  Castle nuts and heat the knuckle some this will help break parts free in the rust belt states.)

 Step 7:

Remove the coil spring retainers from the axle,  Remove Shocks, sway bar end links, and Track bar.  

 Step 8:

Using a jack lower slowly lower the axle to remove the coil springs.  Raise the axle back up and place jack stands under the axle

 Step 9:

Remove upper and lower control arms.  Pull the axle out from under the vehicle for more room to work.

 Step 10:

Heat the knuckles to about 300-400 degrees and weld on the C Gussets.

Wrap the C’s in a welding bracket and allow to cool slowly. 

(The JK4405-1 are universal and work on either side of the top of the knuckle    The JK4405-3 is driver side lower and JK4405-2 is passenger side lower)

 Step 11:

Apply a thin coat of grease onto your ball joints and Install into the C’s .

(We have found if you  Place your Ball Joints in freezer for a few hours before you install it can help them shrink and go in easier.)

 Step 12:

Place your coil spring on the spring bucket to verify it fits around the C Gusset.

(In rare cases the coil spring may contact the C gusset if it does make contact mark the location on the c gusset where it makes contact then remove the spring and grind a small relief so the spring clears.)

Step 13:

 Move the axle back under the Jeep and install the upper and lower control arms

(A drift punch can help with  align the bolt holes, Do not fully tighten the bolts.)

Step 14:

Install the coil springs and retainers then Raise the axle onto jack stands.

 Step 15:

Install the track bar, shocks, and sway bar end links on to the axle 

(Do not fully tighten the bolts.)

 Step 16:

Install  the knuckles on to the vehicle and install Tie rod onto the vehicle along with the steering stabilizer.

Torque the Upper ball Joints, Lower ball joint, Tie rod ends, Steering stabilizer to factory specs .

 Step 17:

 Remove the rags from the axle tubes .   Place some grease on the splines of the axle shafts  an carefully slip the axle shafts and unit bearings into place . Torque the hub bolts  to factory specs

(Make sure you support the axle shaft as it passes into the housing and do not force it into place this could risk damaging the axle seals )

 Step 18:

Install the rotors and calipers onto the Jeep an the torque caliper bolts .   Then install the wheels and tires, tighten lug nuts.

 (Do not torque lug nuts yet)

 Step 19:

Lower the Jeep off of the Jack stands and onto the ground.  Once the Jeep is on its own weight.

Torque all bolts to factory specs.