TowVerdict / 2026 GMC Sierra 2500HD

Can a 2026 GMC Sierra 2500HD tow a Small aluminum boat (12ft) + trailer?

★ Official Verdict ★

Assuming the lowest-rated 2026 GMC Sierra 2500HD. Pick your engine for a real answer.

Conservative

Absolutely.

Honestly, you could take more.

2026 GMC Sierra 2500HDTow capacity: 14,500 lbsSmall aluminum boat (12ft) + trailerTypical load: 700 lbs

Oh, by the way

Transom straps — because a boat bouncing off the trailer is nobody's day. Transom tie-down straps →
Submersible lights, unless you like replacing bulbs every launch. Submersible trailer lights →

Related checks

Estimates only. Check your door jamb sticker and owner's manual before towing anything.