Throttle Cams vs. Throttle Tubes – What’s the Difference (and Why It Matters)

June 15, 2025

If you're chasing better throttle feel — snap-back, precision, or just less drag — you've probably come across both throttle cams and throttle tubes.

But what’s the difference? And more importantly… which one should you upgrade first?

Let’s clear it up. Because if you're running lock-on grips, there's a faster, simpler, more effective way to upgrade throttle performance — and it's not what most forums are preaching.

🔧 What Is a Throttle Tube?

The throttle tube is the plastic (or sometimes aluminium) sleeve that rotates on your handlebar. It’s what physically twists when you turn the throttle — and it's the part your grip sits on or attaches to.

✅ Most throttle tubes come pre-attached to lock-on grips
❌ Replacing them is messy, grip-brand-specific, and often unnecessary unless broken

⚙️ What Is a Throttle Cam?

The throttle cam is the insert inside the throttle tube that connects your twist motion to the throttle cable. It controls how quickly the throttle opens — and that directly affects throttle response and feel.

✅ Changing the cam changes the throttle feel
✅ Faster snap-back and cleaner return
✅ Easy to install with most lock-on grip systems

This is where ThrottleBoss™ comes in. We don’t mess with tubes. We make throttle cams — because they’re simpler to swap and give you more throttle feel for your dollar.

🏁 Which Should You Upgrade First?

Unless your throttle tube is cracked or warped, leave it alone. The cam insert is what’s making the difference in feel.

Upgrading your throttle cam:

✅ Reduces internal drag
✅ Speeds up return snap
✅ Matches your grip brand to your bike model
✅ Works with ODI, Renthal, ProTaper, Scott, UFO, Rtech, and more

💡 Lock-On Grips + Custom Cams = Full Control

If you're running lock-ons, you're halfway there. But most grip brands only offer cams for a limited range of bikes — and that’s where ThrottleBoss fills the gap.

We make precision-fit throttle cams for bikes and grip combos the big brands won’t touch — from KTM 65 SX to CRF150, and beyond.

No slop. No modding. No brand lock-in.