Salsa  Horsethief Carbon SLX Mountain Bike

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Color: Red
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From laps at your local trail system to new destinations, the Salsa Horsethief Carbon SLX mountain bike is capable of pushing through technical terrain and instills confidence on aggressive pushes.

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  • Carbon frame and seatstays with Split Pivot suspension design offers 120 mm of efficient travel and remains fully active under braking while supportive throughout its travel
  • Suspension fork provides 140 mm of travel
  • 67° head tube angle provides confidence on the descent, yet balances overall wheelbase length and slow-speed maneuverability
  • Rear Flip Chip adjusts the head tube angle and bottom bracket height for terrain, wheel size and personal preference
  • Super Boost 12 x 157 mm rear hub spacing combined with a standard width bottom bracket results in a 432 mm chainstay length that's 5mm shorter than previous generations
  • Triangle fits 2 full-size water bottles; Anything Bracket and top tube mounts boost cargo space for pack-free riding bliss
  • Equipped with 29 in. wheels with a 2.5 in. tire up front and 2.4 in. tire in back; accommodates 27.5 in. wheels with 2.8–3 in. tires or 29 in. wheels with 2.2–2.6 in. tires
  • Pedals not included
  • Specs and images are subject to change


This bike comes with Coast to Coast Support, which includes:
  • 1 year of free adjustments (see more below)
  • In-store bike assembly
  • Pickup in store or curbside
  • Bike experts available at 170+ bike shops
REI Co-op Members get more:
  • 20% off shop services
  • Free tubes with purchase of flat tire repair (Co-op Cycles brand tubes only; tube must be installed at time of purchase)
More about our free adjustments:
New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.

View the Salsa Horsethief Product LineView all Salsa Full-Suspension Mountain Bikes

Technical Specs

Item #199789
Best Use

Mountain Biking

Mountain Bike Style



Horsethief carbon V3

Bike Suspension

Full Suspension


RockShox Pike Select+ RC 140 mm, 42 mm offset

Fork Travel

140 millimeters

Rear Shock

Fox Float DPS Performance


Shimano SLX M7130, 30T

Bottom Bracket

BSA threaded, 73 mm


Shimano SLX M7100

Rear Derailleur

Shimano SLX M7100 SGS

Rear Cogs

Shimano Deore M6100, 10-51T, 12-speed

Number of Gears

12 gear(s)

Brake Type

Hydraulic Disc Brake


Shimano Deore M6120, 4 pistons

Brake Levers

Shimano Deore M6120


WTB ST Light i30, 29 inches

Front Hub

Shimano SLX M7110 15 x 110 mm hub

Rear Hub

Shimano SLX M7130 12 x 157 mm hub

Wheel Size

29 inches


Front: Maxxis DHF 29 x 2.5 in.; rear: Maxxis DHR II 29 x 2.4 in.; EXO/tubeless ready

Tire Width

2.5 inches

2.4 inches

Handlebar Shape

Riser Bar


Race Face Chester 35


Salsa Guide Trail 50 mm

Seat Post

TranzX YSI05, Shimano MT500 lever, 30 mm travel adjust


WTB Volt 250 steel, 250 x 135 mm


Not included


FSA Orbit 1.5E NO.57E ACB, ZS44/ZS56


Shimano Deore M6100

Dropper Post






Size Chart

Height Range5'5" - 5'8"5'8" - 5'11"5'11" - 6'2"6'2" – UP
Reach413.0 / 415.0432.0 / 434.0451.0 / 453.0470.0 / 472.0
Stack613.0 / 611.0622.0 / 620.0 632.0 / 629.0 641.0mm / 639.0
Effective Top Tube596.0mm / 595.0618.0 / 617.0 639.0 / 639.0 661.0 / 660.0
Seat Tube Center-Top419.0444.0483.0520.0
Standover Height750.0 / 753.0 748.0 / 758.0 759.0 / 769.0 769.0 / 780.0
Head Tube Length103.0113.0123.0113.0
Head Tube Angle (degrees)66.8 / 67.066.8 / 67.0 66.8 / 67.0 66.8 / 67.0
Seat Tube Angle (degrees)73.4 / 73.6 73.4 / 73.6 73.4 / 73.6 73.4 / 73.6
Chainstay432.0 / 431.0432.0 / 431.0432.0 / 431.0432.0 / 431.0
Fork Offset44.

Sizing Notes

Measurements are stated in millimeters unless otherwise indicated. Measurements shown are for LOW / HIGH Flip Chip settings

How we measure bikes

  1. Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
  2. Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
  3. Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
  4. Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
  5. Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
  6. Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
  7. Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
  8. Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
  9. Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
  10. Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
  11. Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
  12. Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.

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