Dusk Blue Satin
Diamondback Release 4C Bike
$3,479.93Compared to $4,350.00 *
Reduced Price. You save 20%
Boasting bottomless-feeling rear suspension, deft handling and a light, stiff carbon frame, the Diamondback Release 4C slices through technical terrain and makes short work of climbs.
Wheel Size
27.5 inches
Fork Travel
150 millimeters
Number of Gears
12 gear(s)
- Monocoque carbon front and rear triangle offer stiff and efficient ride characteristics; 148 x12 mm Maxle rear dropouts increase stiffness where it counts
- 130 mm Level Link rear travel with Fox Float DPS EVOL LV shock and 150 mm front travel with Fox 36 Performance Float fork combine for smooth, bump-eating performance
- Level Link suspension system isolates chain forces from trail inputs for suspension that doesn't bob when you stomp on the pedals, yet remains plush on technical descents
- SRAM NX Eagle 12-speed single-ring drivetrain provides consistent shifting and, thanks to its 50-tooth granny gear, makes short work of pesky climbs
- SRAM G2 R brakes let you slice through the most technical lines with confidence
- KS Rage-I dropper post with Westy left-hand remote lever adds maneuverability on descents
- Diamondback Blanchard 28R wheels make it easy to go tubeless
- Includes DB aluminum platform pedals with replaceable pins
- Specs and images are subject to change
Imported.
This bike comes with Coast to Coast Support, which includes:View the Diamondback Release Product LineView all Diamondback Full-Suspension Mountain Bikes- 1 year of free adjustments (see more below)
- In-store bike assembly
- Pickup in store or curbside
- Bike experts available at 170+ bike shops
- Free flat tire repairs (labor only; parts not included)
- 20% off shop services
New bikes go through a normal break-in period, after which they should be readjusted. All bicycles sold at REI include free adjustments for one year after purchase date—as many times as you need. Included: derailleur and brake adjustments, lateral wheel truing, hub and headset bearing adjustments, tire inflation and chain lubrication. Not included: replacement or installation of new components or accessories, any other services. Call your local REI Co-op Bike Shop for more information.Best Use Mountain Biking
Mountain Bike Style All-mountain
Frame Monocoque carbon front and rear triangle
Bike Suspension Full Suspension
Fork Fox 36 performance float, 27.5 in., 150 mm travel, grip 3-position dampener, rebound adjust, 1.5 in. tapered steerer, 110 x 15 mm thru axle, 44 mm offset
Fork Travel 150 millimeters
Rear Shock Fox Float DPS EVOL LV, Performance, 3-Position Lever, 200 x 57 mm, 22.2 mm Eyelet Width
Crankset SRAM Descendant 6K Eagle with 32T Direct Mount
Bottom Bracket SRAM DUB Outboard Bearing
Shifters SRAM NX Eagle 12 Speed
Rear Derailleur SRAM NX Eagle 12 Speed
Rear Cogs SRAM PG-1230 Eagle, 12 Speed, 11-50T
Number of Gears 12 gear(s)
Brake Type Hydraulic Disc Brake
Brakes SRAM G2 R, 4 Piston with 180 mm Front and Rear Centerline Rotors
Brake Levers SRAM G2 R
Rims Diamondback Blanchard 28R, Tubeless ready, 32-hole
Front Hub 32h Aluminum Boost 110 x 15 mm thru axle, Sealed Cartridge Bearing
Rear Hub 32h Aluminum Boost 148 x 12 mm thru axle, 5 Sealed Cartridge Bearing, Cassette
Wheel Size 27.5 inches
Tires Maxxis Minion DHF 27.5 x 2.3 in. EXO, TLR, Folding / Maxxis Minion DHR 27.5 x 2.3 in. EXO, TLR, Folding
Tire Width 2.3 inches
Handlebar Shape Riser Bar
Handlebar DB35 Aluminum 780 mm Wide, 15 mm Rise, 35 mm Bar Bore
Stem Factor Components F355, 35 mm Reach, 35 mm Bar Bore
Seat Post KS Rage-I, Internal Dropper, 31.6 mm, Westy 1x Remote; XS = 75 mm, S = 100 mm, M = 150 mm, L/XL = 175 mm
Saddle WTB Volt Chromoly
Pedals DB CNC Platform, Sealed Cartidge Bearing with Replaceable Pins
Headset FSA No. 57 Sealed Cartridge
Chain SRAM NX Eagle 12-speed
Dropper Post Yes
Weight Unavailable
Gender Unisex
XS S M L XL Height Range 5'1"-5'4" 5'4"-5'7" 5'7"-5'10" 5'10"-6'2" 6'2"-6'6" Reach 380.0 406.0 429.0 451.0 473.0 Stack 584.0 584.0 597.0 603.0 612.0 Effective Top Tube 557.0 585.0 610.0 635.0 660.0 Seat Tube Center-Top 388.0 394.0 432.0 483.0 533.0 Standover Height 739.0 739.0 740.0 743.0 749.0 Head Tube Length 100.0 100.0 110.0 120.0 130.0 Head Tube Angle (degrees) 66.0 66.0 66.0 66.0 66.0 Seat Tube Angle (degrees) 73.0 73.0 73.0 73.0 73.0 Bottom Bracket Height 341.0 341.0 341.0 341.0 341.0 Wheelbase 1107.0 1133.0 1160.0 1186.0 1213.0 Chainstay 425.0 425.0 425.0 425.0 425.0 Fork Offset 44.0 44.0 44.0 44.0 44.0 Sizing Notes
Measurements are stated in millimeters unless otherwise indicated.
How we measure bikes
- Standover Height Standover Height is a measurement from the ground to the top of the top tube, measured at the midpoint of the top tube.
- Reach Reach is the horizontal distance from the center of the cranks to the center of the head tube, measured at head tube level.
- Stack Stack is the vertical distance from the center of the cranks to the center of the head tube, measured to the top of the head tube.
- Effective Top Tube Effective top tube is the distance from the center of the head tube to the center of the seat tube/seat post, measured parallel to the ground.
- Seat Tube Center to Top Seat Tube length is the measurement of the seat tube, from the center of the cranks to the top of the seat tube.
- Head Tube Length Head Tube Length is measured from the bottom to the top of the head tube.
- Head Tube Angle Head Tube Angle is the acute angle between the head tube and the ground (measured towards the rear of the bike)
- Seat Tube Angle Seat Tube Angle is the acute angle between the seat tube and the ground (measured towards the rear of the bike).
- Bottom Bracket Height Bottom Bracket Height is a measurement taken vertically from the ground up to the center of the cranks.
- Wheelbase Wheelbase is the measurement from the center of the front axle to the center of the rear axle.
- Chainstay Length Chainstay Length is the measurement from the center of the cranks to the center of the rear axle.
- Fork Offset Fork Offset, or rake, is the distance from the front axle to a line drawn parallel to the center of the head tube or steering axis.
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