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Frame Material

S.I.R. 9 Mountain Bike Frame

Niner S.I.R. 9 Mountain Bike Frame

$999.00

4 5 (1)

  • white
  • red
  • yellow

R.I.P. 9 RDO Carbon Mountain Bike Frame - 2014

Niner R.I.P. 9 RDO Carbon Mountain Bike Frame - 2014

Sale from $1,799.00 Reg. $2,899.00

38% Off

3 5 (3)

  • blue
  • black

Air 9 RDO Shimano XT Complete Bike - 2014

Niner Air 9 RDO Shimano XT Complete Bike - 2014

Sale $2,999.00 Reg. $4,800.00

38% Off

5 5 (3)

  • green
  • white

Air 9 Carbon - 2014

Niner Air 9 Carbon - 2014

Sale $899.00 Reg. $1,399.00

36% Off

5

Earn $150 in credits
  • gray
  • orange

WFO 9 4-Star X01 Complete Mountain Bike - 2014

Niner WFO 9 4-Star X01 Complete Mountain Bike - 2014

$4,999.00

5 5 (1)

  • black
  • blue

ONE 9 RDO Carbon Mountain Bike Frame

Niner ONE 9 RDO Carbon Mountain Bike Frame

$2,149.00

5

ROS 9 Mountain Bike Frame

Niner ROS 9 Mountain Bike Frame

Sale from $764.00 Reg. $899.00

15% Off

5 5 (1)

  • blue
  • gray

A.I.R 9 Mountain Bike Frame - 2014

Niner A.I.R 9 Mountain Bike Frame - 2014

Sale from $649.00 Reg. $849.00

24% Off

5 5 (1)

  • white
  • black
  • gray
  • red

AIR 9 RDO Carbon Mountain Bike Frame - 2014

Niner AIR 9 RDO Carbon Mountain Bike Frame - 2014

Sale $1,169.00 Reg. $1,799.00

35% Off

5 5 (2)

  • green
  • white

Calling all dirt lovers — here at Competitive Cyclist we have a huge selection of mountain bikes manufactured by some of the most revered brands in the industry. On our site, you'll find names like Yeti, Santa Cruz, Pivot, Niner, and more. We also sell an entire line of women's mountain bikes from Juliana Bicycles. Have questions? Our experts are at the ready. If you need some help with sizing, or are having trouble deciding what bike best fits your riding style, give us a call. Whether you're in the market for a hardtail or full-suspension bike, we'll help you get exactly what you want in your new ride. And when you buy a mountain bike from us, rest assured that the experienced mechanics in our shop will prepare and assemble it like it was their own. Our goal is to be your go-to mountain biking source.