Twisted Shifterz - 8 Ball Brake Knob

8 Ball Brake Knob

The Twisted Shifterz 8 Ball Brake Knob delivers a classic custom upgrade for your cab. Built with a polished billet aluminum collar and a smooth resin top, this knob provides a secure fit using an adjustable alignment set screw. Designed for easy thread on installation, it measures 2-1/8 inch in diameter for a comfortable grip and dependable control.

Item Number

• BRKN-8-PNK - Pink
• BRKN-8-BLK - Black

Product Features

• Classic 8 Ball design
• Polished billet collar for strength and shine
• 2-1/8 inch diameter for a full, comfortable grip
• Thread on installation for standard tractor trailer brake valves
• Alignment set screw included for proper orientation
• Durable molded construction
• Sold individually

Fitment

• Fits most tractor trailer air brake valves using threaded knobs
• Compatible with OEM and custom dash setups

Installation

• Remove your existing brake knob
• Thread the new knob onto the valve stem
• Align the design and tighten the jam screw
• Optional: apply thread locker for added retention

FAQ

• Does this include an adapter? No. This knob threads directly onto standard brake valves.
• Is the surface textured? No. The 8 Ball finish is smooth and glossy.
• Is there a matching shift knob? Yes. Twisted Shifterz offers 8 Ball shift knobs in multiple colors.

⚠️ California Proposition 65 Warning:
This product may expose you to chemicals including aluminum or resin compounds known to cause cancer or reproductive harm.
For more information visit www.P65Warnings.ca.gov.