Twisted Shifterz | ShifTopperz Adapter with Splitter 13-18
Shift with Style and Precision.
The Twisted Shifterz 13-Speed Shift Pattern Knob delivers a clean, professional look while keeping your shift layout right where you need it. Designed for Eaton Fuller 13-speed transmissions, this knob combines form and function with a high-quality finish built for real truckers. Available in Chrome (ST-R-13) and Black (ST-R-13-BLK).
Product Features
• Precision-labeled 13-speed Roadranger shift pattern
• Durable, engraved faceplate resists wear and fading
• Standard ½″-13 threads fit most manual shift levers and adapters
• Comfortable ergonomic grip for long hauls
• Available in polished chrome or satin black finishes
• Made in the USA
Fitment
• Compatible with Eaton Fuller 13-speed transmissions
• Fits most Peterbilt, Kenworth, Freightliner, and Western Star manual shifters
• Works with Twisted Shifterz adapters for Roadranger and Eaton Fuller setups
Installation Tip
For Roadranger-style air shifters, pair this knob with a Twisted Shifterz adapter (sold separately) to convert the airline threads to standard ½″-13 threads.
Common Questions
Q: Is this an overlay or a full knob?
A: This is a complete shift knob, not a sticker or overlay.
Q: Will this fit my 18-speed?
A: No — this pattern is designed specifically for 13-speed transmissions. Twisted Shifterz offers dedicated 18-speed models.
California Proposition 65
⚠️ WARNING: This product may expose you to chemicals including lead and chromium, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.