SYNCLINE C: Lightweight Carbon Hardtail with Unbeatable Value

Cross-Country | 120mm Travel | ACX Carbon | 29" Wheels

Designed as a top-performing XC trail machine with modern geometry. Syncline C3 XC carbon MTB features an ultra-light and stiff carbon frame designed around 27.5” and 29″ wheels. This mountain bike will keep you rolling on cross-country to technical tracks smoothly with style. This is for you, trail seeker. Whether you are looking for fun off-road riding or a cross-country enthusiast striving for podiums, get ready to cross every boundary and seize your own journey.

Bike type:

SYNCLINE C3

$1,249.00

Color

Size

27.5” SMALL
27.5” MEDIUM
29” MEDIUM
29” LARGE
29” XTRA LARGE

Clear

Find my size

FIND DEALER

SKU : 502804

Features

Explosive Acceleration

Aggressive geometry with a slack head tube angle and short chainstay for quick acceleration and nimble handling on tight trails.
Efficient and Simple Shifting

The 1x drivetrain provides a cleaner, more efficient ride with less maintenance.
Responsive Carbon Frame

Offers excellent pedaling efficiency and a direct connection with the trail for enhanced control.
Precision Handling

Tapered head tube design ensures precise steering and confidence on challenging descents.

Specification

*Specifications, colors, and product availability are subject to change without prior notice.

Frameset

Frameset

ACX XC PERFORMANCE

Fork

ROCKSHOX RECON SILVER RL, 120mm

Rear Shock

-
Drivetrain

Shifter

SHIMANO DEORE SL-M6100-R 12-SPEED TRIGGER

Crank

SHIMANO FC-MT510-1 32T 2-PIECE-CRANK

Cassette

12 SPEED 11-51T

Rear Derailleur

SHIMANO DEORE RD-M6100-SGS DIRECT ATTACH

BB

SHIMANO BB-MT500-PA

Chain

KMC NEW X-12

Pedal

ALLOY CAGE PEDAL W/ REFLECTOR
Cockpit

Saddle

ENTITY VOID SADDLE

Seatpost

ENTITY XPERT, 27.2x350mm

Handlebar

ENTITY XPERT, W: 740mm, BB: 31.8mm, R/D: 12mm, B: 9degree

Handlestem

INTEGRATED W/ SEALED BEARING FOR TAPER HEAD TUBE, IS 42/28.6 | IS 52/40

Headset

INTEGRATED W/ SEALED BEARING FOR TAPER HEAD TUBE, IS 42/28.6 | IS 52/40
Wheel & Tire

Wheel Set

ALLOY DOUBLE WALL

Wheel Size

27.5 / 29

Tire

WTB TRAIL BOSS TIRE, 27.5x2.25 / 29x2.25

Rim

584-30 / 622-30 32H FOR TYRE 584 / 622-54/76 TUBELESS READY

Hub

F: SHIMANO HB-MT400-B 15x110mm 32H CENTER LOCK / R: SHIMANO FH-MT510-B 12x142mm 32H CENTER LOCK
Brake

Brake Lever

SHIMANO BL-MT201

Brake Caliper

SHIMANO BR-MT201

Rotor

SHIMANO SM-RT10 F:180mm R:160MM CENTERL LOCK

Geometry & Size

A brief explanation of geometry is placed here. The geometry image below will stay / freeze.

mm inch

Find your size

	S (27.5”)	M (27.5”)	M (29”)	L (29”)	XL (29”)
Height (cm)	155-165	165-175	165-175	175-185	185-195
Seat Tube Length (A)	380 14.96	420 16.54	420 16.54	460 18.11	500 19.69
Seat Tube Angle (B)	73 2.87	73 2.87	73 2.87	73 2.87	73 2.87
Effective Seat Tube Angle (C)	75.3 2.96	75.3 2.96	75.3 2.96	75.3 2.96	75.3 2.96
Head Tube Length (D)	100 3.94	120 4.72	100 3.94	120 4.72	140 5.51
Head Tube Angle (E)	67 2.64	67 2.64	67 2.64	67 2.64	67 2.64
Effective Top Tube (F)	569 22.4	594.6 23.41	597.7 23.53	621 24.45	649.15 25.56
Bb Height (G)	308.5 12.15	308.5 12.15	307.5 12.11	307.5 12.11	307.5 12.11
Bb Offset (H)	45 1.77	45 1.77	64 2.52	65 2.56	65 2.56
Chainstay Length (I)	425 16.73	425 16.73	435 17.13	435 17.13	435 17.13
Wheelbase (J)	1106.94 43.58	1134.8 44.68	1149.5 45.26	1176.9 46.33	1204.76 47.43
Frame Reach (K)	410 16.14	430 16.93	430 16.93	450 17.72	470 18.5
Frame Stack (L)	596.6 23.49	615 24.21	633.2 24.93	651.6 25.65	670 26.38
Standover Height (M)	690.9 27.2	729.2 28.71	730.8 28.77	763.7 30.07	779.2 30.68

FAQ

What is the drivetrain model of the bike?

Polygon Syncline C3 is equipped with Shimano Deore drivetrain configuration
Can I add more travel to the fork?

Adding more will put the frame on a stress so we don't recommend it
Can I use wider tire?

Wider tire may interfere the fork, chain, and rear triangle so we don't recommend it
What is XC Trail Bike

Bicycle that is designed for more hill climbing and decline yet still comfortably ridden across the country. It can be found on both hardtail and full suspension configuration
Where can I ride XC Trail Bike

As it names implies, the bike could conquer local single track to mountainous range
How long the travel on XC Trail Bike

You can find the bike with mostly 120mm travel fork

SYNCLINE C: Lightweight Carbon Hardtail with Unbeatable Value

SYNCLINE C3

Features

Specification

Geometry & Size

FAQ

Polygon

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SYNCLINE C: Lightweight Carbon Hardtail with Unbeatable Value

SYNCLINE C3

Features

Specification

Geometry & Size

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