Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Diamondback
2018 Diamondback Release 4C Carbon
Value Guide market data · 2018 Diamondback Release 4C Carbon
12-month trend
7%
Direction and magnitude, not judgment
vs. category average
— %
No category comparison available
Price over time - 2018 Diamondback Release 4C Carbon
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All Release model years
2018 Release 4C Carbon lineup
Overview
About this bike
2018 Diamondback Release 4C Carbon value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Rear Shock
- Fox Float DPS EVOL LV, Performance, 3 Position Lever, 200x57mm
- Fork
- Fox 34 Performance Float, 27.5", 150mm Travel, Grip 3 Position Dampener, Rebound Adjust, 1.5" Tapered Steerer, 110x15mm Thru-axle
- Frame
- Carbon Release 27.5, Monocoque Carbon Front and Rear Triangle, 130mm Travel, Level Link Suspension Platform, Euro Standard Threaded BB, ISCG-05 Tabs, Boost 148x12mm Maxle Drop Out, 1.5" Tapered Headtube, Post Mount Disc Tabs
Drivetrain
- Groupset
- 2018 Diamondback Release 4C Carbon
- Crankset
- Raceface Aeffect Cinch
- Bottom Bracket
- Raceface Outboard Bearing
- Chain
- KMC X11EL, 11 Speed
- Rear Derailleur
- Shimano SLX M7000, Shadow Plus, 11 Speed
- Cassette/Rear Cogs
- Shimano SLX M7000, 11 Speed, 11-46T
- Chainrings
- Steel 30T "Narrow Wide"
- Shifters
- Shimano SLX M7000, 11 Speed
Brakes
- Brake Levers
- Shimano Deore M6000
- Brakes
- Shimano Deore M6000 Hydraulic Disc, w/ 180mm Front / 180mm Rear RT-66 Rotors
Cockpit
- Saddle
- WTB Volt Race
- Headset
- FSA No. 57 Sealed Cartridge
- Stem
- DB35 Alloy, 40mm Reach, 35mm Bar Bore
- Handlebars
- DB35 Alloy, 780mm Wide, 15mm Rise, 35mm Bar Bore
- Seat Post
- KS LEV SI Internal Dropper, w/ SouthPaw Remote, 31.6mm, SM/MD = 125mm, LG/XL = 150mm
- Tape/Grips
- Ergon GE10 Lock-On
Wheels & Tires
- Hubs
- Front: 32h Alloy, Boost 110x15mm Thru-axle, Sealed Cartridge Bearing<br> Rear: 32h Alloy, Boost 148x12mm Thru-axle, 5 Sealed Cartridge Bearing, Cassette
- Tires
- Maxxis Minion DHF 27.5x2.3" EXO, TLR, Folding / Maxxis Minion DHR 27.5x2.3" EXO, TLR, Folding
- Axles
- Front: 15 x 110mm thru-axle<br>Rear: 12 x 148mm thru-axle
- Spokes
- 14g Stainless Steel
Pedals
- Pedals
- DB4L Alloy Platform w/ Replaceable Pins
Accessories
- Accessories & Extras
- Owner’s Manual, Assembly Guide, DB Shock Pump, Tubless Valves, DB Torque Wrench w/ 3mm/ 4mm/ 5mm/ T25 Hex Bits, Diamondback Mud Guard, Extra Derailleur Hanger
- Rims/Wheels
- Diamondback Blanchard 28R, Tubeless Compatible, 32h
Frame sizing
XS4'10"-5'2"
S5'2"-5'6"
M5'6"-5'10"
L5'10"-6'2"
XL6'2"-6'6"
M highlighted as most common resale size. Sourced from catalog metadata.
Geometry
- Stack
- Varies by size
- Reach
- Varies by size
- Wheelbase
- Varies by size
Industry standard. Sourced from catalog metadata.
What to check when buying used
Inspection
Drivetrain wear
Check chain stretch, cassette teeth, chainrings, and shifting under load before negotiating price.
Inspection
Wheel condition
Inspect rims, hubs, spokes, and bearing play; ask about the tire age and any prior wheel rebuilds.
Inspection
Service history
Ask for service records covering bearings, brakes, drivetrain, and any frame or fork warranty work.
Inspection
Suspension service
Confirm fork lowers and rear shock service intervals; ask for the most recent service receipts.
Inspection
Frame pivots & bearings
Cycle the suspension off the bike to feel for play, grit, or noise in pivot bearings.