Compare (0/5)

Electric Mountain Bikes

Shop

Learn

Find Your Size

Step 1: Measure your height

Take off your shoes
Stand with your back straight against a wall
Balance a book on your head to mark your height on the wall
Measure your height by the distance from the floor to the mark

Your height:

Find Your Size

Step 2: Adjust your inseam

Based on your height, we’ve calculated a starting point.
You can measure your inseam by tucking a book between your legs so there is pressure but it isn’t uncomfortable.
Inseam typically falls with 5cm of the average.

Your inseam:

Find Your Size

Your results

For the we suggest the following size.

More comfort More speed

Height: --

Inseam: --

Adjusted Height: --

Find Your Size

We have saved your measurements.

Recommended sizes will now be highlighted on the page.

What to consider when shopping for Electric Mountain Bikes

When shopping for electric mountain bikes, the most important starting point is understanding how you plan to ride. EMTBs come in two main builds: hardtail models, which have front suspension only and suit smoother trails, cross-country riding, and mixed-use commuting; and dual suspension models, which absorb impacts from both ends and are better suited to technical descents and rougher terrain. Beyond frame type, consider the level of motor assistance you need. Riders tackling steep climbs or longer trail sessions will benefit from higher torque motors, while those transitioning from regular mountain bikes may prefer a more natural-feeling assist. Battery range is also worth thinking about, especially if you plan extended rides or bikepacking trips across mixed surfaces. Electric mountain bikes open up trails to a wider range of riders and abilities, making them a great option whether you are new to off-road riding or looking to push further. Explore the different types of electric mountain bikes below to find the right fit for your riding needs.

Commonly Asked Questions about Electric Mountain Bikes

What is the difference between a hardtail and full-suspension electric mountain bike?

Hardtail electric mountain bikes have front suspension only, making them lighter and more affordable, which suits smoother trails and cross-country riding. Full-suspension models add rear suspension for better control and comfort on rougher, more technical terrain where traction and bump absorption matter most.

Are electric mountain bikes suitable for beginners?

Yes, electric mountain bikes are a great option for beginners because the motor assistance makes climbs and longer rides more manageable, reducing fatigue and building confidence on the trail. The added power helps newer riders keep up on group rides and explore more terrain without needing a high base fitness level.

How much does motor torque matter on an electric mountain bike?

Motor torque affects how well the bike assists you on steep climbs and technical sections, so higher torque is generally better for demanding off-road terrain. If you plan to ride hilly trails or carry extra gear, look for a motor with strong torque output to ensure the assistance feels responsive and natural.

How far can I ride on a single charge with an electric mountain bike?

Battery range varies depending on the motor, battery capacity, terrain, rider weight, and how much assistance you use. Hilly or technical trails will drain the battery faster than flat riding, so it is worth checking the battery size and considering a model with a larger capacity if you plan longer adventures.

Do I need a full-suspension electric mountain bike for trail riding?

Not necessarily. A hardtail electric mountain bike handles many trail conditions well and is a solid choice if you are riding cross-country or less technical terrain. Full-suspension becomes more worthwhile when you are regularly riding rough, rocky, or steep descents where rear wheel control and comfort make a noticeable difference.

How do I choose the right electric mountain bike for my riding style?

Start by thinking about the terrain you ride most often and your experience level on the trails. From there, consider whether a hardtail or full-suspension suits your needs, then look at motor torque and battery range to make sure the bike can handle the distances and elevation you are planning.

How do I find the right size bike?

Finding the right bike size can feel tricky, as different bike types have slightly different geometries. To make it easier, we’ve created a Find Your Size tool. Simply enter your height and inseam measurements (or those of the person you’re shopping for), and we’ll recommend the best size for each bike and pre-select the recommended option for you.

Not sure of your inseam measurement? No worries! We provide an estimated inseam measurement based on your height to help keep your recommendation as accurate as possible.

You can find the tool on each product page or at the top of categories when browsing. Try Find Your Size.

Related Categories

Electric Bikes Under $6000

Shop 99 Bikes huge range of Electric Bikes priced $6000 or less. These high quality ebikes will maximize your pedal power allowing you to keep rolling further for longer and having more fun while you're doing it! With e-mtbs, e-hybrid, e-commuter and crusier ebikes and trekking ebikes to choose from, including ebikes designed specifically for NZ riders. 99 Bikes offers one of the biggest ranges of affordable e-bikes at New Zealand's best prices.

Explore More

Electric Hybrid Bikes

Everyday riding made easier. Explore electric hybrid bikes built for commuting, leisure, and longer distances with motor assist that helps you ride further with less effort.

Explore More

Electric Bikes Under $3000

Shop 99 Bikes huge range of Electric Bikes priced $3000 or less. These high quality ebikes will maximize your pedal power offering a perfect balance of performance and affordability. With e-mtbs, e-hybrid and crusier ebikes to choose from, you'll be rolling further for longer and having more fun while you're doing it!

Explore More

Electric Bikes On Sale

Explore More

Electric Commuter Bikes

Electric commuter bikes make city travel genuinely enjoyable. Explore pedal assist rides built for daily commuting, longer distances, and leaving the car at home.

Explore More

Cruiser Electric Bikes

Relaxed rides, retro style, and electric assist that makes every journey effortless. Explore electric cruiser bikes built for beachside paths, urban streets, and weekend adventures.

Explore More

Electric Fat Tyre Bikes

Electric fat tyre bikes built for every terrain. Explore models that handle sand, gravel, trails, and daily commutes with power-assisted confidence and all-terrain grip.

Explore More

Electric Cargo Bikes

Electric cargo bikes built for real life. Carry kids, groceries, and gear without the car. Practical, pedal-assisted, and ready for heavy loading.

Explore More

Folding Electric Bikes

Electric folding bikes built for city life. Compact, portable, and power-assisted, perfect for commuters, apartment living, and mixing cycling with public transport.

Explore More

Electric Road Bikes

Electric road bikes let you climb harder, ride further and keep pace with ease. Explore pedal-assist road bikes built for all fitness levels and longer adventures.

Explore More

Ex-Demo Electric Bikes

Score a great deal on ex-demo electric bikes including electric mountain bikes, road bikes, cruisers and cargo bikes. Quality rides at seriously reduced prices.

Explore More

Electric Compact Bikes

Compact electric bikes made for city living. Easier to store, carry, and combine with public transport, these e-bikes bring electric assist to everyday urban commuting.

Explore More

Electric Mountain Bikes

Shop

Learn

Filter

Scroll to top

Find Your Size

Step 1: Measure your height

Find Your Size

Step 2: Adjust your inseam

Find Your Size

Your results

Find Your Size

We have saved your measurements.

What to consider when shopping for Electric Mountain Bikes

Commonly Asked Questions about Electric Mountain Bikes

Related Categories

Electric Bikes Under $6000

Electric Hybrid Bikes

Electric Bikes Under $3000

Electric Bikes On Sale

Electric Commuter Bikes

Cruiser Electric Bikes

Electric Fat Tyre Bikes

Electric Cargo Bikes

Folding Electric Bikes

Electric Road Bikes

Ex-Demo Electric Bikes

Electric Compact Bikes

Most Popular Brands

5% BEST PRICE GUARANTEE

CLICK AND COLLECT

CLUB 99 MEMBERSHIP

FREE SHIPPING OVER $149*

Stores

Products

Information

Account

About

Your cart

Electric Mountain Bikes

Shop

Learn

Scroll to top

Find Your Size

Step 1: Measure your height

Find Your Size

Step 2: Adjust your inseam

Find Your Size

Your results

Find Your Size

We have saved your measurements.

What to consider when shopping for Electric Mountain Bikes

Commonly Asked Questions about Electric Mountain Bikes

Related Categories

Electric Bikes Under $6000

Electric Hybrid Bikes

Electric Bikes Under $3000

Electric Bikes On Sale

Electric Commuter Bikes

Cruiser Electric Bikes

Electric Fat Tyre Bikes

Electric Cargo Bikes

Folding Electric Bikes

Electric Road Bikes

Ex-Demo Electric Bikes

Electric Compact Bikes

Most Popular Brands

5% BEST PRICE GUARANTEE

CLICK AND COLLECT

CLUB 99 MEMBERSHIP

FREE SHIPPING OVER $149*

Your cart (0)

Product Comparison

Your cart