Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Look
2021 LOOK 765 Optimum Plus Disc 105
Value Guide market data · 2021 LOOK 765 Optimum Plus Disc 105
12-month trend
14%
Direction and magnitude, not judgment
vs. category average
5%
Holds value better than category avg
Price over time - 2021 LOOK 765 Optimum Plus Disc 105
Values based on actual sales data. Enter your bike's specifics to get a precise valuation.
All 765 model years
2021 765 Optimum Plus Disc 105 lineup
Overview
About this bike
2021 LOOK 765 Optimum Plus Disc 105 value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- High Modulus Carbon Fork
- Frame
- High Modulus Carbon Frame
Drivetrain
- Groupset
- Shimano 105
- Bottom Bracket
- BB PF 30 / Token Ninja TF 841-46
- Cassette
- Shimano 105 R 7000 11x32T
- Chain
- Shimano 105 HG 601
- Chainrings
- Shimano RS510 50x34T
- Crankset
- Shimano RS510 (XS-S 170mm / M-L 172.5mm / XL 175mm)
- Front Derailleur
- Shimano 105 R 7000
- Rear Derailleur
- Shimano 105 R 7000
- Shifters
- Shimano 105
Brakes
- Brakes
- Shimano 105 Disc Hydraulic
- Rotors
- Shimano Centerlock RT 70 F: 160mm / R: 140mm
Cockpit
- Handlebar
- LOOK LS2 Alloy (XS-S 40cm / M-L 42cm / XL 44cm)
- Saddle
- San Marco Monza Full Fit
- Seatpost
- LOOK LS3 Alloy 27.2mm x 350mm
- Stem
- LOOK LS2 Alloy (XS 90mm / S 100mm / M-L 110mm / XL 120mm)
Wheels & Tires
- Axles
- Speed Release Ready 142 x 12 R / 100 x 12 F
- Front Tire
- Hutchinson Fusion 5 Tubeless Ready 700c x 30 (bike delivered with inner tube)
- Wheel Set
- Shimano WH RS 171
Pedals
- Pedals
- Sold separately
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
Carbon inspection
Tap test the frame, fork, seatpost, and bars for cracks; verify no impact damage near dropouts.
Inspection
Brake hoses & cables
Check hydraulic line bleed, cable housing wear, and confirm rotors are within spec.