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2025 Polygon

BEND R9X

An aluminum frame gravel bike with upper mid-range components and sram rival hydraulic disc brakes.
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Manufacturer Price

$2,899
FrameAluminum
SuspensionRigid
ForkCarbon
Wheels700c Carbon
Drivetrain1 × 12 Electronic
GroupsetRival XPLR AXS, Rival AXS
BrakesSRAM Rival Hydraulic Disc
SeatpostDropper
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
Terrain
smoothrugged
BEND R9X
Other Gravel bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

35 mph

BEND R9X

36 mph

Similar Bikes

Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

Compare the full BEND model range

View Comparison
Sizing
SM

4'11" – 5'5"

MD

5'3" – 5'10"

LG

5'8" – 6'3"

XL

6'1" – 6'5"

Rider Fit Notes

None yet.

Do you have this bike? Help other riders make a decision about which size will work for them by sharing your own size and fit notes.

Price History
Reviews
99 Spokes
Polygon Bend R9X Review

Dec 2023

The aluminum-framed Polygon Bend R9X gravel bike, with premium components, offers a distinctive alternative in the carbon-dominated gravel bike market, though its unique features may not suit everyone based on testing.

Highs
  • Carbon wheels and SRAM Rival AXS drivetrain are the highlight of a pretty solid spec for the price

  • Aggressive geometry capable of pushing the limits of “traditional” gravel riding

  • Generous mounting options on frame and fork

Lows
  • Aluminum frame felt harsh on washboard roads and pocked trails

  • RockShox Reverb AXS post was too short for low-slung frame

Read Review

Bikerumor
Polygon Bend mounts an affordable alloy gravel adventure bike

Oct 2023 · Tyler Benedict

With tons of mounts, a carbon fork, compliant rear end, and slack front end with huge tire clearance, what's not to like?

Read Review

Geometry
Specs
Build
Frame

aluminum

BB StandardBSA, 68mm, Threaded

ColorNautical Blue

Fork

CARBON RIGID

Bottom Bracket

SRAM DUB BSA

Headset

FSA NO. 42 W/ SEALED BEARING

Stem

Entity Expert, 70mm Length, 31.8mm Clamp, 7-Degree

Handlebar

ENTITY XPERT FLARE 16degree, W: 420mm (S, M) / 440mm (L, XL), BB: 31,8mm, R/D: 125mm, BR: 77mm

Saddle

ENTITY, STEEL ø 7mm

Seatpost

REVERB AXS XPLR T: 75mm, DxL: 27,2 x 400mm

TypeDropper

Pedals

ONE PIECE PP FLAT

Groupset
Rear Derailleur

SRAM RIVAL XPLR ETAP AXS 12-SPEED

Crank

SRAM RIVAL 1 WIDE 40T

Shifters

SRAM RIVAL ETAP AXS 1x12-SPEED BRIFTER

Cassette

SRAM XG-1251 12 SPEED 10-44T

Chain

SRAM RIVAL 1

Brakes

SRAM RIVAL HYDRAULIC DISC

TypeSRAM Rival Hydraulic Disc

Brake Levers

SRAM RIVAL eTap AXS

Wheels
Rims

CARBON FV H: 28 622x24 24H FOR TYRE 622-35/68 TLR

Spokes

F: STAINLESS DOUBLE BUTTED 14G NDS:286mm DS:288mm W/ 16mm ALLOY NIPPLE / R: STAINLESS DOUBLE BUTTED 14G NDS:288mm DS:285mm W/ 16mm ALLOY NIPPLE

Front Hub

NOVATEC D791 12x100mm 24H CL

Rear Hub

NOVATEC D792 12x142mm 24H CL FOR XDR

Tires

VEE ROCKETMAN 700x44C 622x44 TLR

Disc Rotors

SRAM PACELINE 160mm CL

Rider Notes
Riders Also Viewed

First added August 31

Last updated June 1