Tandem Geometry

Calfee Tandem Road Frame Geometry – Captain

Captain
Sizes Size Top Tube Seat Angle Stand- over Ht. Front Center Head Tube Length
Small/Small 50 53 74 75.9 57.5* 10
Medium/Small 54 55.1 74 78.7 59.7* 12
Large/Small 58 56.7 73 81.8 60.4 16
Large/Medium 58 57 73 82.2 60.7 16
XLarge/Small 62 60 73 83 63.6 18
XL/Medium 62 60 73 83.1 63.6 18

Calfee Tandem Road Frame Geometry – Stoker

Stoker
Sizes Size Stand- over Ht. Seat Angle Boom Tube
Small/Small 46 70.5 74 72.3
Medium/Small 46 73.4 74 72.3
Large/Small 46 74.4 74 72.3
Large/Medium 54 78.0 73 72.3
XLarge/Small 48 75.1 73 72.3
XL/Medium 54 78.5 73 72.3

*These sizes may have toe overlap, depending on shoe size and crank arm length.When comparing our frames with your current frame, use the stand over height and top tube length for comparison.

Calfee Tandem Off-Road Frame Geometry
Full Suspension – Captain

Captain
Sizes Size Top Tube Seat Angle Stand- over Ht. Front Center Head Tube Length
Small/Small 45 58.4 73.5 79.7 67.9 12
Medium/Small 48 60.5 73.5 82.5 69.6 12
Large/Small 51 63.5 73 86 71.9 15
Large/Medium 51 63.5 73 86.5 71.7 15
XLarge/Medium 54 66 73 89.2 73.3 18

Calfee Tandem Off-Road Frame Geometry
Full Suspension – Stoker

Stoker
Sizes Size Stand- over Ht. Seat Angle Boom Tube
Small/Small 40 74.9 73.5 72.3
Medium/Small 40 76.2 73.5 72.3
Large/Small 40 76.7 73.5 72.3
Large/Medium 43 78.3 73.5 72.3
XLarge/Medium 43 79.6 73.5 72.3

All frames have 36.8cm (14 1/2″) bottom bracket ht, 43cm (17″ chainstays)
Wheel/tire size of this chart: 27.5(650B) wheel size with 2.25″ (57mm) tire.

Calfee Tandem Off-Road Frame Geometry
Front Suspension

Captain
Sizes Size Top Tube Seat Angle Stand- over Ht. Front Center Head Tube Length
Small/Small 45 58.4 73.5 78.1 66.8 12
Medium/Small 48 60.5 73.5 80.5 68.5 12
Large/Small 51 63.5 73 84.2 70.6 15
Large/Medium 51 63.5 73 84.2 70.6 15
XLarge/Medium 54 66 73 87.5 72.6 18

Calfee Tandem Off-Road Frame Geometry
Front Suspension

Stoker
Sizes Size Stand- over Ht. Seat Angle Boom Tube
Small/Small 40 69.7 73.5 72.3
Medium/Small 40 71.2 73.5 72.3
Large/Small 40 72.7 73.5 72.3
Large/Medium 43 74.2 73.5 72.3
XLarge/Medium 43 75.7 73.5 72.3

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All frames have 33cm (13″) bottom bracket ht, 43cm (17″ chainstays)
Wheel/tire size of this chart: 27.5(650B) wheel size with 2.25″ (57mm) tire.

Calfee Design 1-800-965-2171