Northrock Xc27 Review

Updated on June 26, 2022

An excellent mountain bike is the Costco’s Northrock XC27 Mountain Bike. Rapid-fire shifters and an Altus gearing system provide for precise, quick, and controlled shifting on this bike. With the Shimano aluminium triple crank and the 27.5′′ Maxxis Ikon tyres, you won’t have any trouble negotiating obstacles.

How to Choose a Mountain Bike

Before you buy a mountain bike, think about the size. In some cases, the normal size isn’t a good choice. It’s vital that you ride the bike before making a purchase to ensure that it’s a proper fit because every manufacturer’s criteria differ.

In terms of mountain bike height, this is the most critical measurement. With a long front, you’ll be able to better grip the axle and avoid going over the bars. Choose a seat that is lower than the handlebars to get the most out of your pedalling height.

Wheel size is determined by the terrain you’ll be crossing. Larger hoops are popular among long-distance runners, whereas smaller, more difficult hoops are preferred by trail hikers. It’s important to keep in mind that while huge wheels can help you tackle difficult terrain, they are also more subject to blowouts due to low tyre pressure.

According to some experts, smaller-sized mountain bikes are becoming increasingly popular. Keep in mind that you must select the best option for your specific situation. As a reason, it is essential to ride a bike before purchasing one.

The weight of your bike is irrelevant. The strength you bring to the trail is far more important than how much weight you can carry on your mountain bike. When making a decision, keep steering precision in mind along with weight class. No matter how much weight you add to your mountain bike, it is not the most significant part of its overall performance..

You need to know the dimensions of your mountain bike’s axles, headset, bottom bracket and seat post. There is nothing wrong with preferring a mountain bike with internal routing over one without.

A Northrock xc27 mountain bike is an excellent investment since it offers excellent value for money. Rather than just getting you from point A to point B, it accomplishes so much more. It’s a way of life, not just a piece of equipment.

Bike Features

  • Chain: KMC alloy chain is resistant to the elements, lightweight, strong and durable.
  • Integrated Cables: Internal cable routing in the frame for a sleek look and enhanced performance.
  • Shimano Atus Rear Derailleur: Shimano Altus drivetrain with 21-speeds and triple alloy crank work together for high performance precision shifting and maximum durability.
  • SHIMANO Altus Rapid-fire Integrated Shifters: Shimano Altus 21-speed drivetrain works seamlessly with Shimano Altus rapid-fire shifters for quick-shifting, control, and precision. Shifters include integrated brake levers for easy adjustment settings and control.
  • Shimano Crank: Shimano FC-TY501, alloy triple crank (42/34/24T). This wide gear ratio allows you to effortlessly pedal more efficiently regardless of the conditions.
  • SR Suntour XCE Fork: SR Suntour XCE 27.5″, front suspension fork with 80 mm adjustable preload for fork tension.
  • Maxxis Ikon 27.5″ x 2.2″ Mountain Tires: Experience quicker accelerations with the 27.5” x 2.2″ Maxxis Ikon tires that roll over obstacles with ease, for greater control and performance.
  • Double-Wall Rims: Alloy lightweight rustproof double-wall rims for greater strength and durability off-road, and stainless steel spokes to withstand the elements.
  • Tektro Disc Brakes: Tektro disc brakes deliver ultimate stopping power in any weather condition.
  • Velo Mountain Saddle: Velo saddle is contoured to provide comfort, increase power output and enhance performance.
  • Velo Grips: Velo grips are designed for durability, comfort and control.

All-Aluminum Frame Features

  • 6061 Alloy was used to create this piece, which was then hand-formed.
  • Exclusively formed frames are stronger, more lightweight and more stiff as a result of this process.
  • Chassis cable management for better performance and a cleaner look.
  • A 17.5-inch aluminium frame for cyclists 5’7″ to 6’1″
  • Steel frames are susceptible to corrosion and rust, whereas aluminium frames are completely maintenance-free. ‘
  • Water bottle cages, rear bike racks, child seats, and fenders can all be mounted using the provided hardware.
  • By using clear coat rustproof paint, a long-lasting gloss is guaranteed.


  • Frame: all-aluminum 6061, 27.5″ specific geometry, press formed aluminum frame for performance and lightweight, fender and rack mounts, water bosses and replaceable derailleur hanger
  • Color: Black matte and gloss finish / vibrant neon and silver gloss finish
  • Fork: SR Suntour XCE 27.5”, preload, 80 mm travel
  • Headset: sealed integrated threadless
  • Crank: Shimano TY501 triple crank (42/34/24T)
  • Bottom bracket: sealed cartridge
  • Rear derailleur: Shimano Altus M310
  • Shifter: Shimano Altus EF-500 Rapid-Fire (21 Speeds)
  • Cogset: Shimano (14-28T)
  • Chain: KMC-Z50
  • Brakes: Tektro mechanical dual disc
  • Brake levers: Shimano Altus EF-500 integrated with shifter
  • Front hub: 32H alloy with quick-release
  • Rear hub: 32H alloy with quick-release
  • Spokes: stainless-steel
  • Rims: alloy double wall
  • Tires: Maxxis mountain, 27.5″ x 2.2″
  • Handlebars: NR 31.8 mm low rise black alloy
  • Grips: Velo ergonomic dual density comfort grip
  • Stem: NR sport, 10-degree
  • Seat post: alloy micro adjust 30.9 mm with quick-release
  • Seat: Velo mountain performance
  • Kickstand: included (removal at rider’s option)
  • Assembly Tools: included

Northrock XC27 Mountain Bike Gears

Climbing is made much easier by the bicycle’s large number of gears. A KMC chain, which is noted for its longevity and reliability, was used in the construction of the chain In addition, it has a Shimano Altus 21-speed transmission and tyre shifters for rapid shifting. You’ll be able to change gears swiftly and precisely while still having complete control over your bike. Additionally, brake levers can be added for safe and accurate adjustment and control.

Saddle and Grip of the northrock xc27 mountain bike

The design of the Velo saddle ensures that your ride will be as pleasurable as possible, regardless of the terrain. The key goals of the device are to increase power production and performance on the Mac. Durable, comfortable, and simple to use are all hallmarks of the grips. When one’s grip on something begins to weaken, we can all relate. The Northrock xc27 mountain bike will not let you down as long as you keep pedalling.

Suspension and Alloys of the northrock xc27 mountain bike

It was designed with front suspension in mind when the 27.5-inch mountain bike frame was created. Strength and longevity are provided by alloy wheels that are both lightweight and corrosion-resistant. This holds true whether you’re driving or not. All-weather stainless steel is used to build the Northrock XC27 Mountain Bike.