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2018 Focus

JAM C Pro 29

A 29″ carbon frame full suspension trail bike with high-end components.
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FrameCarbon
SuspensionFull, 130mm front
ForkFox Performance Float 34
ShockFox
Wheels29″ Aluminum
Drivetrain1 × 11
GroupsetXT
BrakesShimano XT Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
JAM C Pro 29
Other Trail bikes
Sizing
SM

5'2" – 5'8"

MD

5'6" – 5'11"

LG

5'10" – 6'3"

XL

6'1" – 6'7"

🐐 Estimated

Rider Fit Notes

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Reviews

Summary

The Focus Jam trail bike is praised for its lightweight carbon frame, excellent suspension performance with F.O.L.D. technology, and versatile handling that blends cross-country efficiency with trail confidence. It offers a playful and direct ride, though some reviews note inconsistencies in suspension performance and component quality.

Pros
  • Lightweight carbon frame

  • Excellent F.O.L.D. suspension technology

  • Versatile handling blending cross-country efficiency with trail confidence

  • Playful and direct ride

  • Clean and compact linkage system

Cons
  • Inconsistencies in suspension performance

  • Component quality issues

  • Press-fit bottom bracket durability concerns

Key Quotes
Add low weight to Focus’s already tasty JAM recipe and you’ve got a real treat
BikeRadar logoBikeRadar
The FOCUS JAM C is an agile beast on the trails, and it corners with clout.
Enduro Mountainbike Magazine logoEnduro Mountainbike Magazine
With 140mm of F.O.L.D. suspension technology the Jam is Focus’ most versatile trail bike.
MTBR logoMTBR

Feedback?

View all reviews

BikeRadar
Focus JAM C SL first ride review

Nov 2017 · Guy Kesteven

We’ve been massively impressed with Focus’s super-controlled, alloy-framed, SRAM Eagle-equipped JAM trail bike this year.

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MTBR
Focus Jam trail bike a departure from usual XC focus

Apr 2017 · Mtbr

Germany’s Focus is better known in the U.S. for their support of cyclocross and XC racing, but the brand is now also gunning to capture a piece of the ever-expanding trail bike market. - Mtbr.com

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Singletrack World
Focus JAM vs JAM²

Apr 2017 · Wil Barrett

Just how does the motor assisted version of the JAM compare? We rode them both head to head to find out

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Enduro Mountainbike Magazine
FOCUS JAM C Factory review

Mar 2017 · Christoph Bayer

With their new FOCUS JAM C, FOCUS have presented the market with a playful trail bike – but how will it perform? [...]

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Flow Mountain Bike
Flow's First Bite: Focus O1E and Focus JAM

Jun 2016

Two new bikes are on their way ; the O1E (one) a new 100mm travel 29er and the 140mm travel JAM. Both use the new F.O.L.D. suspension design. The two new bikes are also totally fresh platforms, filling the gaps between the existing Focus Raven, Spine and SAM introduced in 2015 to provide great choice from …

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Geometry
Specs
Build
Frame

Carbon front triangle, 6066 aluminium rear triangle, PF30 BB, 148x12 through axle, internal cable routing, Post Mount 180 mm

BB StandardPF30, Press Fit

Fork

Fox 34 Float Performance, 110x15 mm QR, 130 mm travel

Travel130mm

Spring TypeAir

Shock

Fox Float Performance, 210/50, hardware: shaft25,0x8 mm/body25,0x8 mm, custom tune

Bottom Bracket

PF30, press-fit

Stem

BBB, aluminium, 31.8mm

Handlebar

BBB, aluminium, flatbar, 760mm, rise: 0mm, backsweep: 9degree

Seatpost

KindShock E30i, 31,6mm, internal

TypeDropper

Groupset
Rear Derailleur

Shimano Deore XT 8000, 11-speed

Crank

2x

Shifters

Shimano Deore XT

Brakes

Shimano Deore XT M8000, 180 mm / 180 mm

TypeShimano XT Hydraulic Disc

Wheels
Rims

DT Swiss M1900 TLC, 622-30, 148x12 mm / 110x15 mm

Tires

Minion DHF 2.3 3C/TR/ EXO, foldable

Rider Notes
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First added April 22

Last updated April 22

Not listed for 2,594 days