Synergy 4125 - HD Ball Joints for 80-96 Ford Bronco, F150, F250 - Manual

SYNERGY MFG. 870 INDUSTRIAL WAY, SAN LUIS OBISPO, CA (805) 242-0397
HEAVY DUTY BALL JOINTS
D44 TTB - Ford Bronco / F150 1980-1996,
D50 TTB - F250 1980-1996
PPM-4125
PPM-4125-01
Version 1.1
GENERAL NOTES:
• These instructions are also available on our website; www.synergymfg.com. Check
the website before you begin for any updated instructions and additional photos for
your reference.
• Refer to the factory service manual for general installation instructions for ball joints,
these are no different, any important differences are noted below.
• A special ball joint C-frame press and adapters are required for installation. OTC
and Miller special tools have quality tools available.
• Lubricate the ball joints at every oil change using Synergy High Performance
Chassis & Bearing Grease (PPM-4119).
• These HD ball joints carry a 12 month unlimited warranty. Available to the original
purchaser from the date of purchase and are non transferable.
1. Remove the boots prior to installation to prevent damage. Do not forget to reinstall
them prior to installing the knuckles
2. Orient the lower ball joint so the grease fitting is pointing forward when installed on
the vehicle.
3. Install the ball joints using the factory service manual as a guide.
4. Assemble the knuckle and camber bushing into the axle C.
5. Torque the lower ball joint nut to 20-30 ft-lbs.
6. Install upper ball joint nut on top of camber bushing, torque to 100 ft-lbs. Then
tighten the lower ball joint nut to 90-110 ft-lbs. Further tighten to align the cotter key
hole on the upper ball joint, do not loosen to align the cotter key.
7. Wait until the ball joints are installed to install the grease zerk fittings.
8. Recheck caster / camber and adjust as necessary for proper alignment. A proper
alignment should be performed at this time to prevent premature tire and ball joint
wear.