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Trek

Trek: stock cockpit data

10 values missing in 2 of 10 models. Database as of 14 Nov 2026.

I’m Marcel Dobrocký, a bike fitter from Brno in the Czech Republic. On sedimi.bike, riders enter their riding position and the site works out which frames and sizes fit them. To do that for Trek bikes, I’m missing the stem length or angle and the bar reach.

These are figures you can see on the bike or read off the parts, nothing internal. Where I don’t know them, I use an estimate. With your numbers, the size is worked out from the actual build, and each value is marked ◆ with its source (manufacturer or dealer), with no name attached. Even one model helps. I check every value before it goes in. About sedimi

missingunofficial source, please checkchangedsent, awaiting review

920 2026

8 missing

gravel · aluminium · sizes 49–61 · how visitors see it now

I don’t have the stock build for this model.

Size495254565861
Stem (mm)
negative for a stem pointing down, e.g. −6
Cranks, bar width and seatpost setback (optional) 13 missing

Bar width at the hoods, centre to centre.

Size495254565861
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 4 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Email a spreadsheet or PDFForward to a colleague

Have it in a spreadsheet? Send the export or a price list with the spec, just as it is, to marcel@bikefit.space. I’ll copy the numbers across myself. Don’t have them at hand? Send the link to a colleague in R&D or service.

Not sure? Put a question mark after the number, like 100?, or explain in the note. You can paste a whole row from Excel in one go.

Domane SL / SLR Gen 5 2027

2 missing 1 to check

endurance road · sizes XS–XL · how visitors see it now

Build: Domane SLR 9 AXS 1X Gen 5

Cockpit: integrated cockpit Trek Aero RSL Road, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop

Cockpit length (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Bar reach 80 mm

negative for a stem pointing down, e.g. −6
Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Builds: Domane SLR 9 AXS Gen 5, Domane SLR 9 Gen 5, Domane SLR 7 AXS Gen 5, Domane SLR 7 Gen 5

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Pro Riser, carbon, 20 mm rise, 31.8, 70 mm reach

Stem (mm): XS 80, S 90, M 100, ML 110, L 110, XL 120 · Angle −7°

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Builds: Domane SL 7 AXS 1X Gen 5, Domane SL 6 AXS Gen 5, Domane SL 5 Gen 5

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Comp Riser, alloy, 20 mm rise, 31.8, 70 mm reach

Stem (mm): XS 80, S 90, M 100, ML 110, L 110, XL 120 · Angle −7°

Cranks, bar width and seatpost setback (optional) 1 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Models with all three values (8)

Boone 2026

all filled in

cyclocross · sizes 54–61 · how visitors see it now

Build: Boone 5

Cockpit: stem Bontrager Pro, 31.8 mm, 7° + bars Bontrager Elite IsoZone VR-CF, alloy, 31.8 mm, 93 mm reach, 123 mm drop

Stem (mm): 54 90, 56 100, 58 100, 61 110 · Angle −7° · Bar reach 93 mm

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

Size54565861
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 4 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Check-Out SL 2026

all filled in

gravel · sizes S–XL · how visitors see it now

Build: Check Out SL 7 AXS

Cockpit: stem Bontrager Pro, 31.8 mm, 7° + bars Bontrager GR Checkout

Stem (mm): S 60, M 60, ML 70, L 70, XL 80 · Angle −7° · Bar reach 70 mm

Cranks, bar width and seatpost setback (optional) 1 missing

Bar width at the hoods, centre to centre.

SizeSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Check Out SL 5

Cockpit: stem Bontrager Elite, 31.8 mm, 7° + bars Bontrager GR Checkout

Stem (mm): S 60, M 60, ML 70, L 70, XL 80 · Angle −7° · Bar reach 70 mm

Cranks, bar width and seatpost setback (optional) 1 missing

Bar width at the hoods, centre to centre.

SizeSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Checkmate SLR 2025

all filled in 1 to check

gravel · sizes XS–XL · how visitors see it now

Builds: Checkmate SLR 9 AXS, Checkmate SLR 7 AXS

Cockpit: integrated cockpit Trek Aero RSL Road, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop

Cockpit length (mm): XS 70, S 80, M 90, ML 100, L 100, XL 110 · Bar reach 80 mm

negative for a stem pointing down, e.g. −6
Cranks, bar width and seatpost setback (optional) 2 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Checkpoint ALR Gen 3 2025

all filled in 3 to check

gravel · aluminium · sizes XS–XL · how visitors see it now

Build: Checkpoint ALR 5 Gen 3

Cockpit: stem Bontrager Elite, 31.8 mm, Blendr compatible, 7° + bars Bontrager GR Elite IsoZone Gravel, alloy

Stem (mm): XS 70, S 80, M 80, ML 90, L 90, XL 100 · Angle −7°

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Checkpoint ALR 4 Gen 3

Cockpit: stem Bontrager Elite, 31.8 mm, Blendr compatible, 7° + bars Bontrager GR Elite IsoZone Gravel, alloy

Stem (mm): XS 70, S 80, M 80, ML 90, L 90, XL 100 · Angle −7°

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Checkpoint ALR 3 Gen 3

Cockpit: stem Bontrager Elite, 31.8 mm, 7° + bars Bontrager Elite Gravel, alloy

Stem (mm): XS 70, S 80, M 80, ML 90, L 90, XL 100 · Angle −7°

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Checkpoint SL Gen 3 2025

all filled in 2 to check

gravel · carbon · sizes XS–XL · how visitors see it now

Builds: Checkpoint SL 7 AXS Gen 3, Checkpoint SL 6 AXS Gen 3

Cockpit: stem Bontrager Pro, 31.8 mm, 7° + bars Bontrager GR Pro Gravel

Stem (mm): XS 70, S 80, M 80, ML 90, L 90, XL 100 · Angle −7°

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Checkpoint SL 5 AXS Gen 3

Cockpit: stem Bontrager Elite, 31.8 mm, Blendr compatible, 7° + bars Bontrager GR Elite IsoZone Gravel, alloy

Stem (mm): XS 60, S 70, M 80, ML 80, L 90, XL 100 · Angle −7°

Cranks, bar width and seatpost setback (optional) 1 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Domane AL Gen 4 2024

all filled in

endurance road · aluminium · sizes 44–61 · how visitors see it now

Builds: Domane AL 5 Gen 4, Domane AL 4 Gen 4, Domane AL 2 Gen 4

Cockpit: stem Bontrager Elite, 31.8 mm, 7° + bars Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop

Stem (mm): 44 70, 49 80, 52 90, 54 90, 56 100, 58 100, 61 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional) 4 missing

Bar width at the hoods, centre to centre.

Size44495254565861
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 4 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Domane SL Gen 4 2023

all filled in

endurance road · sizes 44–60 · how visitors see it now

Builds: Domane SL 7 Gen 4, Domane SL 6 Gen 4, Domane SL 5 Gen 4

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop

Stem (mm): 44 60, 47 70, 50 80, 52 90, 54 90, 56 100, 58 100, 60 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

Size4447505254565860
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 4 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

Madone (gen 8, SLR / SL) 2025

all filled in 1 to check

aero road · sizes XS–XL · how visitors see it now

Builds: Madone SLR 9 AXS Gen 8, Madone SLR 9 Gen 8, Madone SLR 9 AXS 1X Gen 8, Madone SLR 7 AXS Gen 8, Madone SLR 7 Gen 8

Cockpit: integrated cockpit Trek Aero RSL Road, OCLV Carbon, Race Fit, 80 mm reach, 124 mm drop

Cockpit length (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Bar reach 80 mm

negative for a stem pointing down, e.g. −6
Cranks, bar width and seatpost setback (optional) 6 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Madone SL 7 Gen 8

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Aero Pro, OCLV Carbon, 31.8 mm, Di2 routing, 80 mm reach, 124 mm drop

Stem (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Madone SL 6 AXS Gen 8

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Aero Pro, OCLV Carbon, 31.8 mm, Di2 routing, 80 mm reach, 124 mm

Stem (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional)

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Build: Madone SL 6 Gen 8

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm

Stem (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional) 2 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)

Builds: Madone SL 5 Pro Gen 8, Madone SL 5 Gen 8

Cockpit: stem Trek RCS Pro, −7° + bars Bontrager Comp, alloy, 31.8 mm, 80 mm reach, 121 mm drop

Stem (mm): XS 80, S 90, M 90, ML 100, L 100, XL 110 · Angle −7° · Bar reach 80 mm

Cranks, bar width and seatpost setback (optional) 6 missing

Bar width at the hoods, centre to centre.

SizeXSSMMLLXL
Cranks (mm)
Bar width (mm)
Cover, spacers and tyre (optional) 3 missing

A mandatory spacer is one that can’t be removed, for example because of internal hose routing.

New models

Send what you have

Feel free to send only part of it. You can add the rest another time.

I’ll only use your email if something doesn’t add up and, if you ask, to let you know once the data is on the site. I won’t publish it and I’ll delete it on request. Sending this commits you to nothing.