
Shimano CS-M4100 Cassette 10 Speed, 11-42T
Model match
Velopedia Bicycle Archive
Original specifications: Shimano Deore RD-M4120 GS Shadow Plus rear drivetrain · 28.0 lbs published weight · geometry for 5 published sizes.
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At a glance
Archive #900001687| Frame Construction | Jamis Size Specific Design frame geometry, Reynolds 520 double-butted chromoly main tubes, threaded BB shell, chain stay flat mount disc brake mounts, 12mm thru-axle, FD mount, dropper post ready, 3 waterbottle mounts, TT mounts, rack and fender eyelets, 29.8mm seatpost clamp |
|---|---|
| Frame Material | Steel |
| Fork | Jamis Chromoly fork, 12mm thru-axle dropouts, 45mm crown, flat mount disc brakes, fender, lowrider and water bottle eyelets |
| Fork Material | Steel |
| Component Group | Shimano Deore RD-M4120 GS Shadow Plus rear |
|---|---|
| Shifters | Shimano Deore RapidFire Plus SL-M4100, 10-speed |
| Rear Derailleur | Shimano Deore RD-M4120 GS Shadow Plus rear |
| Crankset | FSA Vero Pro crank, 40T MegaTooth, 15/17” 165 19/21” 170. 23” 175mm |
| Bottom Bracket | FSA sealed cartridge, 68 x 110.5mm |
| Cassette | Shimano CS-M4100, 10-speed, 11-42T |
| Chain | KMC X10 |
| Pedals | Platform style, alloy |
| Brakes | Tektro HD-M280/281 hydraulic Flat Mount disc brakes with 160mm rotors and Tektro brake levers. 15-17” M281 (83mm reach); 19-23” M280 (88mm reach) |
|---|
| Headset | FSA IS3 Internal headset 1 1/8” |
|---|---|
| Handlebar | Jamis Riser bar, aluminum, 10 ̊ sweep, 3ç up sweep, 20mm rise, 31.8 x 680mm (15/17/19”) 700mm (21/23”) |
| Stem | Jamis, 3D forged alloy, 3 ̊ rise, Length-40mm (15/17”), 50mm (19/21”), 60mm (23”) |
| Saddle | Selle Royal Vivo ERGO |
| Seatpost | Jamis alloy micro-adjust, 27.2 x 350mm alloy clamp with QR seatpin |
| Wheels | WTB ST i25 TCS 2.0 (UST Tubeless Compliant System) disc rims, 32H, Formula alloy 6-bolt sealed bearing hubs, 14g black stainless steel spokes and front 12mm/ rear 12×142 thru-axle with Switch Lever |
|---|---|
| Front Tire | WTB Byway Tire with DNA compound, 650 x 47c |
| Rear Tire | WTB Byway Tire with DNA compound, 650 x 47c |
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Frame measurements by size.
Frame diagram
Select an available measurement to locate it on the frame.
| Measurement | 15 | 17 | 19 | 21 | 23 |
|---|---|---|---|---|---|
| Effective top tube | 550 mm | 583 mm | 600 mm | 615 mm | 643 mm |
| Head tube | 90 mm | 120 mm | 150 mm | 180 mm | 210 mm |
| Head-tube angle | 71° | 71° | 71.5° | 71.5° | 71.5° |
| Seat-tube angle | 74.5° | 74.5° | 73° | 73° | 73° |
| Chainstay / rear center | 435 mm | 440 mm | 445 mm | 450 mm | 450 mm |
| Wheelbase | 1047 mm | 1086 mm | 1088 mm | 1109 mm | 1140 mm |
| Bottom-bracket drop | 70 mm | 70 mm | 65 mm | 65 mm | 60 mm |
| Reach | 403 mm | 428 mm | 421 mm | 427 mm | 448 mm |
| Stack | 531 mm | 559 mm | 586 mm | 614 mm | 638 mm |
| Standover height | 706 mm | 740 mm | 777 mm | 812 mm | 849 mm |
| Fork offset / rake | 53 mm | 53 mm | 50 mm | 50 mm | 50 mm |
Dimensions as recorded.
Original gearing is incomplete. Enter your setup to calculate ratios and cadence speeds.
Your changes apply to this calculation. The archived build stays unchanged.
| Measure | Original | Your setup |
|---|---|---|
| Lowest ratio | — | — |
| Highest ratio | — | — |
| Total range | — | — |
| Lowest-gear speed | — | — |
| Highest-gear speed | — | — |
Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.
Parts & serviceability
10-speed, 11-42T

Model match
27.2 x 350mm alloy clamp with QR seatpin

Replacement option
650 x 47c
Replacement search: 650cx47 bicycle tire Before ordering: Check rim type and tire clearance.19-23” M280 (88mm reach)
40T MegaTooth, 15/17” 165 19/21” 170. 23” 175mm
10-speed
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Archived specifications for reference. Check the fitted parts before ordering.
Checks selected from the archived equipment. Confirm what is fitted today. This is not a complete safety inspection; use the full inspection guide before test riding.
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Archived: Frame: Steel · Fork: Jamis Chromoly fork, 12mm thru-axle dropouts, 45mm crown, flat mount disc brakes, fender, lowrider and water bottle eyelets · Steel
Archived: Group: Shimano Deore RD-M4120 GS Shadow Plus rear · Shifters: Shimano Deore RapidFire Plus SL-M4100, 10-speed · Rear derailleur: Shimano Deore RD-M4120 GS Shadow Plus rear · Crankset: FSA Vero Pro crank, 40T MegaTooth, 15/17” 165 19/21” 170. 23” 175mm · Bottom bracket: FSA sealed cartridge, 68 x 110.5mm · Cassette: Shimano CS-M4100, 10-speed, 11-42T · Chain: KMC X10
Archived: Brakes: Tektro HD-M280/281 hydraulic Flat Mount disc brakes with 160mm rotors and Tektro brake levers. 15-17” M281 (83mm reach); 19-23” M280 (88mm reach)
Archived: Wheels: WTB ST i25 TCS 2.0 (UST Tubeless Compliant System) disc rims, 32H, Formula alloy 6-bolt sealed bearing hubs, 14g black stainless steel spokes and front 12mm/ rear 12×142 thru-axle with Switch Lever · Front tire: WTB Byway Tire with DNA compound, 650 x 47c · Rear tire: WTB Byway Tire with DNA compound, 650 x 47c
Archived: Headset: FSA IS3 Internal headset 1 1/8” · Handlebar: Jamis Riser bar, aluminum, 10 ̊ sweep, 3ç up sweep, 20mm rise, 31.8 x 680mm (15/17/19”) 700mm (21/23”) · Stem: Jamis, 3D forged alloy, 3 ̊ rise, Length-40mm (15/17”), 50mm (19/21”), 60mm (23”) · Seatpost: Jamis alloy micro-adjust, 27.2 x 350mm alloy clamp with QR seatpin · Saddle: Selle Royal Vivo ERGO · Pedals: Platform style, alloy
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.