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The Mongoose Impasse Dual Full Suspension Bicycle (29-Inch) is designed for light to moderate off-road riding. The sturdy frame with rear suspension helps to smooth out the bumpy terrain. If features Shimano derailleur and shifters along with 21-speed gearing.  The braking system is designed to make stopping quick even in wet, muddy conditions.

The Impasse Dual Suspension Bike features a sturdy aluminum frame with an adjust rear shock suspension. The adjustable shock allows the rider to alter the feel of the ride based on the terrain. The front suspension forks also add to its ability to dampen the impact from the rough terrain.

Mongoose included Shimano derailleur and shifting components, because they are known throughout the industry as the top manufacturer of gear train components. It also features 21-speeds for much better performance.

Though it is a bit heavier than many of the higher end mountain bikes, the Mongoose Impasse Dual Full Suspension Bicycle uses mostly aluminum and alloy parts to help reduce the overall weight.

Key Features on the Mongoose Impasse Bike

  • Aluminum suspension frame
  • Suspension forks
  • Shimano rear derailleur w/ SRAM shifters
  • 21-speed gearing

Mongoose Pros

  • Front and rear suspension helps to smooth out the rough terrain
  • Front and rear disk brakes make quick stops possible even in adverse weather conditions
  • Rear suspension shock is adjustable to change the ride characteristics


  • Suspension can be a bit bouncy at times 

Opinions on the Mongoose Impasse Bicycle

During our research on mountain bikes we discovered the Mongoose Impasse Dual Full Suspension Bicycle (29-Inch). We found a limited number of customer reviews posted online. From these reviews it received mostly four and three star ratings out of a possible five stars. Along with the ratings it received mixed remarks regarding it performance.

The mostly aluminum and alloy parts helps to keep the overall weight to a minimum. The adjustable rear shock was a huge plus. The front and rear suspension system worked really well to smooth out the rough terrain, though a couple of people mentioned that it was a bit bouncy on the flatter terrain.

Mongooses customer service received many accolades for quick response to issues and resolved them to the satisfaction of the customer. Several reviewers pointed out that the bike contains many lesser quality parts and does not feel like it will hold up over a long period of time, especially on rough off-road terrain.

In the end, the Mongoose Impasse Dual Full Suspension Bicycle (29-Inch) is a decent mountain bike that got mixed reviews. We recommend that you should read all of the customer reviews before buying.

Best Links to Buy The Mongoose Impasse

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