Xtm Avengers Main 18

A: Absolutely. Remove the front derailleur and chainrings, install a narrow-wide chainring (104 BCD), and use a 11-42t cassette in the rear.

A: You need a 165mm x 38mm shock (coil or air). A Rockshox Monarch RL or Fox Float RP2 works with minimal bushing modification. xtm avengers main 18

In the rapidly evolving world of mountain biking, where carbon fiber and electronic shifting dominate the headlines, a strange phenomenon occurs: certain aluminum frames from the mid-2000s become cult classics. The XTM Avengers Main 18 is one such relic. For collectors, budget trail riders, and vintage bike enthusiasts, this model represents a sweet spot between old-school geometry and the dawn of modern all-mountain capability. A: Absolutely

A: Because the 16" is too small for adults, and the 20" is very rare. The 18" is the "everyman" size, making it the most practical to buy and sell. Have you owned or restored an XTM Avengers Main 18? Share your build photos and pivot maintenance tips in the comments below. A Rockshox Monarch RL or Fox Float RP2

| Rider Height | Frame Size | Fitment | | :--- | :--- | :--- | | 5'4" - 5'7" | 16" (Avengers Main 16) | Better standover | | | 18" (Main 18) | Perfect range | | 6'1" - 6'3" | 20" (Avengers Main 20) | Rare; stretched reach |

If you find one in your local classifieds, grab it. Clean the linkage, throw on a cheap dropper post, and hit your local flow trail. You’ll be surprised how fun the old dog can be. Q: Is the XTM Avengers Main 18 a good bike for beginners? A: Yes, if you are mechanically inclined. The suspension is forgiving, and the 26" wheels are easy to control. However, it is heavy.