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Moab, Utah · Sand Flats Recreation Area

Two trails. One entrance. Start with the right one.

Hell's Revenge and Fins & Things share a gate, a fee, and the same Navajo sandstone. They ask for different things: one rewards commitment, the other rewards rhythm. These notes cover the obstacles, the tire pressure, the permits, and the bail-outs — so the first trip is a decision, not a surprise.

Routes
2
Vehicle pass
1
From town
~15 min
01One pass, two trails. Pay once at the Sand Flats gate; keep the receipt on the dash.
02Air down before you roll. The staging area is the last easy place to drop pressure and check 4LO.
03No cell signal in the canyon. Download the map and tell someone your plan before the gate.

Choose by what you want from the day

Both start inside Sand Flats. Both end with red dust in the floor mats.

Hard · 6/10 2.5–4 h

Hell's Revenge

The famous one. Steep climbs, off-camber shelves, V-notches, and the Hell's Gate slot. Every hard line has a bypass, but the main route is not a place to learn what your truck can do.

6.5 mi 4LO required Spotter for Hell's Gate
Read the obstacle guide →
Intro · 4/10 3–4 h

Fins & Things

Rolling sandstone fins, short climbs, and long views. The pace is steady rather than technical, which makes it the better first trail for a new 4x4 driver or a rented Jeep with low-range.

9.3 mi High-clearance 4x4 Easy bail-outs
Read the route notes →
At a glanceHell's RevengeFins & Things
Distance6.5 miles9.3 miles
Time2.5–4 hours3–4 hours
Difficulty6/10, hard4/10, moderate
Vehicle4LO, AT tires, recovery pointsHigh-clearance 4x4, 4LO advised
Best forGroups with a spotter and a built rigFirst slickrock day, rented Jeeps
FeeOne Sand Flats vehicle pass covers both trails

Difficulty uses the local 1–10 scale; clubs sometimes differ by a point. Times assume steady driving and a few photo stops.

Before the gate
Tire pressure and gear

Why 18–20 PSI on stock tires, how to air down, and what to bring for a first Sand Flats day.

At the entrance
Fees, hours, seasons

Vehicle passes, the self-serve envelope box, spring and fall windows, and summer heat.

First time out
Start with Fins & Things

The route that teaches the rock without putting you in a slot canyon on day one.

Plan one day, not two half-days

The usual mistake is trying to squeeze both trails around a late start. From Moab, allow 15 minutes to the entrance, 20–30 minutes to air down and pay, and then a full morning or afternoon per trail. A relaxed version looks like this:

  1. 18:00 a.m. — buy the pass, air down, and run Fins & Things while the rock is cool and the light is soft.
  2. 2Noon — back to town for lunch and water, or eat at the trailhead if you carried it in.
  3. 31:30 p.m. — Hell's Revenge with a spotter and the bypasses already decided. Skip anything the group cannot agree on.
  4. 4By 5:30 p.m. — air up at the entrance, check tire pressures, and drive back before the light goes.

What this site is, and what it is not

An independent guide to two trails, written from public route notes, Sand Flats and Grand County rules, and the kind of mistakes that show up in every first-trip report. No guiding, no rentals, no affiliate gear links. The ads on the homepage pay for hosting and have no say in the route advice.

The Hell's Revenge trail winding across open slickrock toward distant mountains
Hell's Revenge from above: open slickrock, a faint route, and a long way between exits. Photo: BLM, public domain.
More about the guide →

Questions that come up before the gate

Can a stock 4x4 drive Hell's Revenge?+

A stock high-clearance 4x4 with a real 4LO can complete the main trail if you take every bypass. It is not a first off-road trip, and all-season highway tires are a bad idea.

Do I need a separate permit for each trail?+

No. Both trails start inside Sand Flats Recreation Area, so one private-vehicle pass covers both for the length of the pass — currently a 7-day pass for $10.

Can I drive both in one day?+

Yes, if you start early and keep Hell's Revenge for the afternoon. Six to eight hours including air-down, lunch, and stops is realistic.

What if it rains?+

Postpone. Wet Navajo sandstone loses grip quickly, and thunderstorms bring flash-flood risk in the washes.