The Grease Rag

thoughts are slippery, best to write them down...

What Thread Size Is My Shifter

What Thread Size Is My Shifter

What thread size is my shifter? Use this complete guide to quickly identify your shift knob thread size, avoid fitment mistakes, and get the perfect fit for your hot rod.

February 25, 2026
Read more
History of the Custom Shift Knob

History of the Custom Shift Knob

Authoritative history of the custom shift knob — explore how hot rod culture shaped today’s designs, from vintage classics to modern handmade knobs built for performance and style.

February 25, 2026
Read more
Why Handmade Shift Knobs Beat Mass Produced Ones

Why Handmade Shift Knobs Beat Mass Produced Ones

Handmade shift knobs aren’t just parts — they’re the finishing touch that separates a real hot rod from the cookie-cutter crowd. In this article, I break down why handcrafted knobs deliver better fit, feel, durability, and old-school style compared to mass-produced options. If y...

February 28, 2026
Read more