SlackSpecby AzJake Creations

Set your chain slack to spec. Every time.

SlackSpec is a simple chain slack gauge for motocross bikes. Slide it in, check the slack, and stop guessing. Made in USA.

Shop SlackSpec at AzJake.com
SlackSpec chain slack gauge, current version
SlackSpec 58-61 mm gauge 2D engineering sketch, side profile
SlackSpec chain slack gauge on a motocross swingarm
SlackSpec gauge showing 58 mm min and 61 mm max steps

How it works

  1. Put the bike on the stand.
  2. Place the SlackSpec gauge between the chain and the swingarm.
  3. If the chain sits right on the gauge, you're in spec. If not, adjust and check again.

Always confirm your bike's chain slack range in your owner's manual.

Ready to check your chain?

Buy at AzJake.com