by Simon Ananda Raj July 18, 2025 1 min read
Polygon is an International brand of Performance Bicycles originating from Indonesia. They are known for innovative and cutting edge design with value for money components. We got the opportunity to test ride the Polygon Syncline C3 29 (2023) and here is what we thought.Weight: 12.3kgsUsage: Trail/Cross-Country/Fitness
The Polygon Syncline C3 29 is a top of the line Cross-Country Hardtail MTB with a Carbon frame, Shimano Deore gears and a Rockshox 12mm suspension fork with lock-out.
Product Rating Out of 5
✔ 1x12-Speed Shimano Deore drivetrain
✔ Shimano Hydrdaulic Disc Brakes
✔ Rockshox Recon 120mm suspension Fork
✖ Tight maneuvers is tough
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ACX XC Performance
The frame is built using AXC Technology which made sure the perfect balance of light weight and strength is achieved.
Rockshox Recon Silver RL 120mm Travel
The Suspension Fork was responsive during the test ride and absorbed most of the vibrations on the trail.
Shimano Deore 1x12-Speed
The 1x12-Speed drivetrain has enough range for difficult climbs and for picking up speed as well.
Shimano MT201 Hydraulic Disc Brakes
The Shimano Hydraulic Disc brakes were powerful and balanced.
WTB Trail Boss 29" x 2.25"
These hard compound heavily treaded tires were tough and can easily handle the wettest and roughest of trails.
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The Syncline C3 29 is equipped with an AXC XC full Carbon frame with a Cross-Country inspired geometry. The frame is built using AXC Technology which made sure the perfect balance of light weight and strength is achieved. This was evident during the test ride when the frame responded well to acceleration and climbs.The Rockshox Recon Silver suspension fork was responsive during the test ride and absorbed most of the vibrations on the trail. This was possible because of its 12mm travel and an easy to use Hydraulic Suspension lock-out which immensely helped in making the ride faster on flatter patches.
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This Hardtail full Carbon frame is built to match the tire size and hence comes in only Medium and Large Frame sizes
Shimano's Deore M61 MTB derailleur on the Syncline C3 29 is known for the quality of shifting across its rings. This may be Shimano's best racing groupset option in a budget, but that hasn’t resulted in a lack of attention to detail: each chainring is constructed differently to balance use against weight and longevity. The 1x12-Speed drivetrain has enough range for difficult climbs and for picking up speed as well. The dropping of front derailleur has truly become a norm in Performance and Race specific MTBs as it helps in keeping the shifting easier and quick. This gearing setup is complete with Deore shifters which were easy and responsive to use.
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The Shimano Deore 1x12-Speed Gear System was quick and smooth in transmission
This Hardtail XC MTB which we test rode came in a dual shade Brown and Charcoal colours with a bit of Black in a few places. The gloss finish paint job was top notch in quality. The internal cable routing for both the derailleur and brake cables made the Bicycle look neat and organized.
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The Syncline C3 29 comes in a single gloss colour variant; Brown and Charcoal
The Shimano MT21 Hydraulic Disc brakes were as powerful as it can get on a performance focused Hardtail MTB. During the test ride, these brakes were not just powerful but also balanced on even wet trail surfaces. The brake levers required only 2 or 3 fingers to engage.The 74mm Entity branded handlebar was lengthy and perfectly suited for fast trail rides. That being said this handlebar's length makes it uncomfortable for those tight maneuvers.
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The 76mm lengthy handlebar which was perfect for trail racing
The Syncline C3 29 rolls on a pair of WTB Trail Boss 29” x 2.25” MTB tires. These hard compound heavily treaded tires were tough and can easily handle the wettest and roughest of trails.The Entity Void Saddle on this XC MTB is designed to make sure the rider is sore free even when he or she spends long hours on this saddle during XC rides and races.
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The WTB Trail Boss 29” x 2.25” tires had bulky treads and rolls fast
This full Carbon MTB is built for trail rides and Cross Country Trail races. The 1x12-Speed Deore drivetrain along with Shimano's Hydraulic Disc brakes make this Bicycle a powerful MTB to ride. The internal cable routing save the cables from all the muck from the trails. Priced at Rs.1,56,99(as on 7th September 223) the Polygon Syncline C3 29 is an ideal Bicycle for anyone one looking to buy an MTB for the roughest of trail rides and Cross Country trail races.Prices and Specifications/Components are subject to change by the brand, without due notice.
Frame
Carbon Frame
Fork
Front Suspension with Lockout
Front Derailleur
N/A
Rear Derailleur
Shimano Deore RD-M6100-SGS 12-Speed
Shifters
Shimano Deore SL-M6100-R 1x12-Speed
Brakes
Shimano MT201 Hydraulic Disc Brakes
Brake Levers
Shimano
Tires
WTB Trail Boss 29" x 2.25"
Rims
Double Wall Alloy
Handlebar
Entity Xpert 740mm
Stem
Integrated w/sealed bearing
Seatpost
Entity Xpert
Saddle
Entity Void
Pedals
Alloy
Hubs
N/A
Cassette
Shimano Deore CS-M6100 10/51T
Chain
KMC X12
Crankset
Shimano FC-MT510-1 32T
Bottom Bracket
N/A
No of Gears
12-Speed
Riding Purpose
Sport/Performance