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Ko-Ko Box: Finger Crack Adventure on Gorilla Rock

South Lake Tahoe, California United States
finger crack
dihedral
roof
single pitch
trad gear
Lake Tahoe climbing
Length: 60 ft
Type: Trad
Stars
Pitches
1
Location
Ko-Ko Box
Aspect
South Facing

Overview

"Ko-Ko Box delivers a crisp 60-foot trad climb featuring a finger crack and stemming dihedral with a distinctive roof move. It’s an accessible, engaging challenge tucked within the rugged Gorilla Rock area near Lake Tahoe."

Ko-Ko Box: Finger Crack Adventure on Gorilla Rock

The Ko-Ko Box climb offers a straightforward yet engaging trad experience in the rugged landscape of the Phantom Spires, set within the Highway 50 Corridor near Lake Tahoe. This single-pitch route unspools over 60 feet of finger crack and stemming through a dihedral to a distinctive, roofed bulge that challenges your technique without overwhelming effort. As you ascend, the rock’s natural texture presses against your hands, demanding precision and care with each hold. The crack invites you to thread your fingers carefully while your feet search for balance on the dihedral’s stern angles.

The defining feature—and highlight—is the roof near the top. It doesn't block passage but tempts every climber with a compact, tactical move where a yellow (#2 BD) cams lodged in the lip offers security and psychological relief. Passing beneath the roof, the rock opens up to a collection of belay anchors, confident and stable, resting quietly atop Gorilla Rock. These anchors provide a safe endpoint for the pitch or a base for the rappel that completes the circuit.

The area itself echoes with the quiet energies of Lake Tahoe’s backcountry, where the granite boulders bear the marks of seasons and climbers alike. Approaching the route, expect a short walk from the nearest trailhead, making this climb an accessible goal for a half-day outing combining adventure with manageable exertion. Climbers appreciate the straightforward protection needs, relying on a standard rack without the complications of specialized gear.

Ko-Ko Box is a rewarding challenge for trad climbers who enjoy crack climbing with a practical edge — it beckons those ready to test their hand jams and stemming skills without the commitment of long or multi-pitch climbs. The route’s exposure is moderate, allowing beginners to build confidence while offering enough technical finesse to engage more seasoned climbers preparing for larger ascents in the region. The granite’s grittiness offers reliable friction; just ensure your shoes are ready for precise edging and smearing.

Weather and timing tick in your favor most of the year, but early spring and late fall provide optimal conditions for dry rock and cooler temperatures. Avoid mid-summer heat that can sap strength and grip. The approach trail is a mix of loose scree and packed dirt, so sturdy footwear and hydrated legs are a must. Once at the summit, the view down Governors’ Ridge and the surrounding high country reward you with a sweeping sense of accomplishment.

Whether you’re dialing in your crack tactics or simply adding another quality Classic Trad route to your logbook, Ko-Ko Box balances an approachable length and difficulty with a memorable move at the roof. It’s a compact adventure set against the raw grandeur of the Tahoe granite, where rock, skill, and nature converge into one clean, satisfying pitch.

Climber Safety

The roofed bulge holds a critical piece of protection that must be placed securely; be mindful of testing gear placements carefully due to limited options. The descent rappel is exposed on a ledge above steep terrain, so double-check anchors before committing to lowering.

Route Details

TypeTrad
Pitches1
Length60 feet

Local Tips

Approach via the main Phantom Spires trail; allow 20-30 minutes of uphill hiking over mixed terrain.

Wear shoes with a stiff sole for edging on granite and ensure good finger protection to tackle the crack effectively.

Spring and fall offer the best balance of dry conditions and moderate temperatures; mid-summer can get hot and slippery.

Use the rappel anchors on the backside of Gorilla Rock for a safe and straightforward descent.

Route Rating

Difficulty
5.8
Quality
Consensus:While the 5.8 grade suggests moderate difficulty, the roof near the top injects a brief bump in effort. This feature requires a confident hand jam and linked stemming moves but doesn’t push into a stiff grade territory. Climbers familiar with local routes like Solitude Crack or Parts Unknown will find the difficulty approachable, though the roof offers a unique technical challenge that separates this climb from basic crack climbs in the area.

Gear Requirements

A standard rack covers all protective needs here, with a particularly useful yellow #2 BD cam that fits precisely in the roof’s lip to secure the crux move.

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Tags

finger crack
dihedral
roof
single pitch
trad gear
Lake Tahoe climbing