Slash 8 2021

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Slash 8 is an enduro mountain bike that rolls on fast 29er wheels and floats on plush RockShox suspension with SRAM’s newest GX Eagle handling drivetrain duties. An aluminum frame with fresh new tech and tough alloy wheels push this bike into the sweet spot for all-around rippers.

Last updated on March 24, 2023 10:00 pm

Slash 8 2021 Prices

Price History

Price history for Slash 8
Latest updates:
  • $4,229.99 - December 23, 2022
  • $3.00 - October 20, 2022
  • $12,749.99 - October 6, 2022
Since: October 6, 2022
  • Highest Price: $12,749.99 - October 6, 2022
  • Lowest Price: $3.00 - October 20, 2022


The Slash 8 Mountain bike has an advantage when it comes to sturdiness. There is an additional down tube guard on offer, which reduces the wear and tear and increases the control you get. Not only that, the wider seat keeps you comfortable on uneven terrain.

The bike can not only help you cover mountainous terrain, but you can also use it during races. This multipurpose design makes it a good choice for those interested in enduro or trail rides. Couple that with the sturdy frame, and you won’t have to worry about replacing it anytime soon. While these are some of the highlights of this bike, there are numerous other features on offer. We will cover them below.


With this Slash, Trek managed to make a long travel 29er that strikes the right balance between big bike stability and trail bike versatility. Just enough composure to inspire confidence and just enough pop to make it fun. The pedaling position is comfortable and the cockpit is roomy, giving great range of movement. Geometry is spot on in terms of reach and angles for a bike of this category and having multiple sizing options is a plus.

Sleek internal storage

The internal storage ensures that you can not only carry keys and other such small possessions but smaller tools and gear as well. That certainly helps you in maintaining the bike if the need arises.

Sturdy frame

Trek Slash 8 2021

As we highlighted above, the bike consists of a second tube down guard. The advantage of this second guard is that it can easily protect the frame of the bike. When you’re using it on uneven terrain, that certainly is a great advantage.

Wider seat

The wider seat can keep you comfortable when you’re covering longer trails. It also means that you can focus on controlling the bike and moving around rather than worrying about the uncomfortable saddle.

Rapid acceleration mechanism

The bike in total has 54 points of engagement. Due to the 54 points of engagement, the acceleration is almost instantaneous. That certainly reduces the effort which you need to move the bike. Not only that, it becomes easier for you to handle inclement terrain as well. The reduced effort can help you cover longer trails quite easily. The rapid acceleration mechanism also comes in handy when you are using it for racing.

Aluminum frame

You might be thinking, why does this bike have an aluminum frame?

The aluminum frame is pretty lightweight. That certainly helps you with racing.

However, aluminum does not compromise on the sturdiness of the bike either. Due to the same, it becomes effortless for you to reduce the bike’s wear and tear.

With so many unique features on offer, it is really difficult to ignore this bike in favor of any other.


  • Aluminum frame
  • Low wear and tear
  • Internal storage on offer
  • Wider saddle
  • Instant acceleration

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Additional information

Specification: Slash 8 2021


Trek Bikes



RockShox Lyrik Select+


NEW RockShox Super Deluxe Ultimate


FRONT: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Boost110, 15mm thru axle, REAR: Bontrager Line Comp 30, Tubeless Ready, 6-bolt, Rapid Drive 54, SRAM XD driver, Boost148, 12mm thru axle


SRAM GX Eagle, 12 speed

Rear derailleur


Bottom Bracket

SRAM DUB MTB Wide, 73mm, BSA threaded


SRAM Eagle XG-1275, 10-52, 12 speed


SRAM GX Eagle, 12 speed


Bontrager Arvada, hollow chromoly rails, 138mm width


Bontrager Line, alloy, 35mm, 27.5mm rise, 820mm width


Bontrager XR Trail Pro, alloy lock-on


Bontrager Line, 35mm, Knock Block, 0 degree, 40mm length


Knock Block 2.0 Integrated


SRAM Code R 4-piston hydraulic disc


M – 15.04 kg / 33.15 lbs (with TLR sealant, no tubes)

Weight limit

300 lbs


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