Can you help me choose the right size?

Yes. Use our geometry and sizing section as a starting point, then visit Stretton Bikes in Ashby-de-la-Zouch for sizing advice or book a bike fitting.

Do you offer Cycle to Work on this bike?

Cycle to Work may be available depending on your employer scheme. Use the Cycle to Work button above or contact us with your provider details.

Can I collect from Stretton Bikes?

Yes — collection from our Ashby-de-la-Zouch showroom is free. Every bike is safety-checked and set up before handover.

Is finance available on Marin bikes?

Finance may be available on eligible bikes up to £5,000 over 12 months. Use the finance enquiry option or ask in store for current terms.

Marin Bear Valley 20 | Aluminium Hardtail Mountain Bike

1/4

Marin

Bear Valley 20

Name: Bear Valley 20
Brand: Marin
SKU: 7407400
Price: 479 GBP
Availability: PreOrder

Select options for availability

£479

Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake The Bear Valley 20 is ready to shred!

Colour

Free delivery on bikes over £1,000 • £60 under £1,000

Free collection in Ashby-de-la-Zouch · Free delivery on bikes over £1,000 • £60 under £1,000 · England & Wales only · Finance and Cycle to Work enquiries do not use card checkout

Independent bike shop
Physical workshop in Ashby-de-la-Zouch
Bikes professionally checked before dispatch
Secure checkout
Workshop and after-sales support

Overview

About this bike

The Bear Valley 20 is ready to shred! Built around a lightweight aluminum frame with proper MTB geometry, a series 1 aluminum fork, fast rolling yet grippy tires, MicroSHIFT Acolyte 1 x 8 speed wide range transmission with clutch enabled rear derailleur, Tektro hydraulic disc brakes with kid specific, close reach levers, and finished off with a myriad of Marin's own kid specific components. The Bear Valley really is one of our most focused and thought through kids bikes in the range.

Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake
Series 1 Aluminum MTB, Disc Brake
Threadless
Alloy, 45mm

Specifications

Frame: Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake

Why you'll love it

Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake

Series 1 Aluminum MTB, Disc Brake

Who it's for

Ideal for 1

Mountain riding

Ideal for 2

Weekend trail rides and forest loops

Ideal for 3

Building skills at trail centres

Key technology & features

Frame

Aluminium

Groupset

MicroSHIFT Acolyte

Wheels

20"

Suspension

Hardtail

Feature

Series 1 Aluminum MTB, Disc Brake

Feature

Threadless

Marin Bear Valley 20 — riding on UK trails and lanes

Built to ride

Marin Mountain performance

Premium bikes, expert setup, and Midlands riding from Stretton Bikes in Ashby-de-la-Zouch.

Sizing

Find Your Perfect Size

Choosing the correct frame size makes a huge difference to comfort, confidence and performance. Enter your height below to see the official manufacturer recommendation.

Colours: Black Green, Orange Blue

Your height

5'9"

140 cm210 cm

Recommendation

Size guidance coming soon — contact Stretton Bikes for advice.

View Full Geometry+

Reach, stack, seat tube, head angle, chainstay, wheelbase, BB drop, standover, effective top tube, and seat angle measurements.

Geometry details available on request.

Still unsure?

We build and size bikes every day. Call us, email us or visit our Ashby-de-la-Zouch showroom and we'll help you choose the perfect size.

Get Sizing Advice

Delivery & collection

Collection

Collect free from our Ashby-de-la-Zouch showroom. Bikes are fully inspected and safety-checked before handover.

Delivery

Free delivery on bikes over £1,000.
Bikes under £1,000: £60 delivery.
Delivery available to England and Wales only.

Why buy from Stretton Bikes

Authorised dealer for Mondraker, Basso and Marin

Showroom and workshop in Ashby-de-la-Zouch, serving the Midlands

Professional bike fitting and independent advice

Cycle to Work and finance enquiries handled personally

Every bike safety-checked before handover

Workshop Bike fitting Contact

FAQs

This bike is available to order. Lead times vary by brand and size — we will confirm when you enquire.

Product details

Explore more

Marin bikes

Explore more from Marin at Stretton Bikes.

Mountain bikes

Browse similar bikes in this category.

How to choose your first mountain bike

Practical buying advice from Stretton Bikes.

Hardtail vs full suspension

Understand which MTB platform suits your riding.

All buying guides

Expert advice on mountain, road, gravel and e-bikes.

Bike shop Ashby-de-la-Zouch

Visit our Midlands showroom or enquire online.

Bike fitting

Professional fit consultations in store.

Workshop services

Servicing, repairs, and Bosch e-bike support.

Finance options

Spread the cost of your new bike.

Overview

About this bike

Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake
Series 1 Aluminum MTB, Disc Brake
Threadless
Alloy, 45mm

Specifications

Frame: Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake

Why you'll love it

Series 1 Lightweight Aluminum MTB, Low Standover, 20� Wheels, Replaceable Derailleur Hanger, Disc Brake

Series 1 Aluminum MTB, Disc Brake

Who it's for

Ideal for 1

Mountain riding

Ideal for 2

Weekend trail rides and forest loops

Ideal for 3

Building skills at trail centres

Key technology & features

Frame

Aluminium

Groupset

MicroSHIFT Acolyte

Wheels

20"

Suspension

Hardtail

Feature

Series 1 Aluminum MTB, Disc Brake

Feature

Threadless

Built to ride

Marin Mountain performance

Premium bikes, expert setup, and Midlands riding from Stretton Bikes in Ashby-de-la-Zouch.

Sizing

Find Your Perfect Size

Choosing the correct frame size makes a huge difference to comfort, confidence and performance. Enter your height below to see the official manufacturer recommendation.

Colours: Black Green, Orange Blue

Your height

5'9"

140 cm210 cm

Recommendation

Size guidance coming soon — contact Stretton Bikes for advice.

View Full Geometry+

Reach, stack, seat tube, head angle, chainstay, wheelbase, BB drop, standover, effective top tube, and seat angle measurements.

Geometry details available on request.

Still unsure?

We build and size bikes every day. Call us, email us or visit our Ashby-de-la-Zouch showroom and we'll help you choose the perfect size.

Get Sizing Advice

Delivery & collection

Collection

Collect free from our Ashby-de-la-Zouch showroom. Bikes are fully inspected and safety-checked before handover.

Delivery

Free delivery on bikes over £1,000.
Bikes under £1,000: £60 delivery.
Delivery available to England and Wales only.

Why buy from Stretton Bikes

Authorised dealer for Mondraker, Basso and Marin

Showroom and workshop in Ashby-de-la-Zouch, serving the Midlands

Professional bike fitting and independent advice

Cycle to Work and finance enquiries handled personally

Every bike safety-checked before handover

Workshop Bike fitting Contact

FAQs

This bike is available to order. Lead times vary by brand and size — we will confirm when you enquire.

Product details

Explore more

Marin bikes

Explore more from Marin at Stretton Bikes.

Mountain bikes

Browse similar bikes in this category.

How to choose your first mountain bike

Practical buying advice from Stretton Bikes.

Hardtail vs full suspension

Understand which MTB platform suits your riding.

All buying guides

Expert advice on mountain, road, gravel and e-bikes.

Bike shop Ashby-de-la-Zouch

Visit our Midlands showroom or enquire online.

Bike fitting

Professional fit consultations in store.

Workshop services

Servicing, repairs, and Bosch e-bike support.

Finance options

Spread the cost of your new bike.

Bear Valley 20

About this bike

Specifications

Why you'll love it

Who it's for

Key technology & features

Marin Mountain performance

Find Your Perfect Size

Still unsure?

Delivery & collection

Collection

Delivery

Why buy from Stretton Bikes

FAQs

Explore more

About this bike

Specifications

Why you'll love it

Who it's for

Key technology & features

Marin Mountain performance

Find Your Perfect Size

Still unsure?

Delivery & collection

Collection

Delivery

Why buy from Stretton Bikes

FAQs

Explore more

You may also like

You may also like

Bear Valley 20

About this bike

Specifications

Why you'll love it

Who it's for

Key technology & features

Marin Mountain performance

Frame sizing for Bear Valley 20

Find Your Perfect Size

Still unsure?

Delivery & collection

Collection

Delivery

Why buy from Stretton Bikes

FAQs

Explore more

About this bike

Specifications

Why you'll love it

Who it's for

Key technology & features

Marin Mountain performance

Frame sizing for Bear Valley 20

Find Your Perfect Size

Still unsure?

Delivery & collection

Collection

Delivery

Why buy from Stretton Bikes

FAQs

Explore more

You may also like

You may also like