Inspection
Frame condition
Inspect the frame, fork, welds, and high-stress areas for cracks, dents, or prior repairs.
Giant
2021 Giant Propel Advanced SL 1 Disc
Value Guide market data · 2021 Giant Propel Advanced SL 1 Disc
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All Propel model years
2025$11,858 - $13,770▲ 156% vs. 2021
2024$11,858 - $13,770▲ 156% vs. 2021
2023$11,625 - $13,500▲ 151% vs. 2021
2022$4,836 - $5,616▲ 4% vs. 2021
2021$4,631 - $5,378Currently viewing
2020$11,346 - $13,176▲ 145% vs. 2021
2019$11,230 - $13,041▲ 142% vs. 2021
2018$10,723 - $12,452▲ 132% vs. 2021
2017$7,952 - $9,234▲ 72% vs. 2021
2016$8,370 - $9,720▲ 81% vs. 2021
2015$10,044 - $11,664▲ 117% vs. 2021
2014$9,579 - $11,124▲ 107% vs. 2021
2013$9,579 - $11,124▲ 107% vs. 20212021 Propel Advanced SL 1 Disc lineup
Overview
About this bike
2021 Giant Propel Advanced SL 1 Disc value depends on condition, original build, frame material, service history, and current buyer demand.
Specifications
Frameset
- Fork
- Advanced SL-Grade Composite, full-composite OverDrive 2 steerer, disc
- Frame
- Advanced SL-Grade Composite, integrated seatpost, disc
Drivetrain
- Groupset
- SRAM Force
- Bottom Bracket
- SRAM DUB, press fit
- Cassette
- SRAM Force, 12-speed, 10x28
- Chain
- SRAM Force D1
- Chainrings
- 35/48T
- Crankset
- SRAM Force D1 DUB, 35/48 with Quarq DZero power meter
- Front Derailleur
- SRAM Force eTap AXS
- Rear Derailleur
- SRAM Force eTap AXS
- Shifters
- SRAM Force eTap AXS
Brakes
- Brake Levers
- SRAM Force eTap AXS hydraulic
- Brakes
- SRAM Force eTap AXS hydraulic (F:160mm, R:140mm)
Cockpit
- Handlebars
- Giant Contact SLR Aero, composite
- Saddle
- Giant Fleet SL, composite base, SST rails, UniClip accessory mount
- Seatpost
- Integrated design
- Stem
- Giant Contact SLR Aero, composite
Wheels & Tires
- Hubs
- Giant SLR-1 Disc WheelSystem, 12mm thru-axle
- Rims
- Giant SLR 1 Carbon Disc WheelSystem ( F:42mm, R:65mm)
- Spokes
- Giant SLR-1 WheelSystem, DBL technology
- Tires
- CADEX Race, tubeless, 700x25c, folding
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.