Rockjock Johnny Joint — 2.5-Inch Narrow Forged Control Arm Joint with 1.25-Inch-12 LH Thread, 74mm x 16mm Ball for 1921–1925 Ford Bronco | RJ-331401-101

Description

Fits:

2021-2025 Ford Bronco

This 2.5″ Johnny Joint from RockJock features a forged narrow-width body with 1 1/4″-12 LH threads, offering 32° of articulation and long-term durability for off-road performance. Built with a 70mm x 16mm pivot ball and 1-piece bushing, it’s fully greaseable and designed to deliver a firmer ride feel. Ideal for custom builders or use in 2021+ Bronco rear control arms (axle end).

Key Features:

• Forged steel 2.5″ O.D. x 1.69″ wide body

• 1 1/4″-12 LH thread, 3.25″ thread length

• 32° articulation, narrow width

• 70mm wide x 16mm thru-hole pivot ball

• 1-piece internal bushing for a firmer ride

• External Zerk fitting (1/4″-28)

• Fully assembled and ready to install

• Universal fit and 2021+ Ford Bronco compatible (rear control arm – axle end)

Usage Notes:

• Use hi-moly, non-synthetic grease (e.g., CE-9013G)

• Only grease with hand-pump tools — no pneumatic or electric grease guns

• Recommended accessories:

  • Jam Nut: CE-9114LJN

  • Weld-In Bung Kit: CE-9114BL

  • RockNut: RJ-576200-102

  • Stabilizer Washers: RJ-533000-1

  • Tool: CE-9110T

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