Compare: 2026 Factor Bikes Elara Base 58 vs 2021 TFSA JH-33 Base 58

Insights

Very aggressive stack and reach vs trend of all-road/gravel bikes

Design deviates from other sizes of Factor Bikes Elara

Somewhat aggressive stack and reach vs trend of performance road bikes

Design deviates from other sizes of TFSA JH-33

Stack	605mm	581mm -24mm
Reach	417mm	405mm -12mm
Stack to Reach Ratio	1.45:1	1.43:1
Seat Tube Length, C-T	—	517mm
Seat Tube Length, Unknown	523mm	—
Top Tube Length, Effective/Horizontal Unknown	—	577mm
Top Tube Length, Unknown	590mm	—
Top Tube Slope	10.3deg	8.8deg -1.5deg
Head Tube Angle	72.3deg	73.5deg +1.2deg
Seat Tube Angle	74deg	73.5deg -0.5deg
Head Tube Length	155.7mm	178mm +22.3mm
Bottom Bracket Drop	80mm	74mm -6mm
Bottom Bracket Height	233.1mm	265mm +31.9mm
Chainstay Length	425mm	415mm -10mm
Chainstay Length Horizontal	417.4mm	408.4mm -9mm
Front-Center	638mm	606mm -32mm
Front-Center Horizontal	637.6mm	602.7mm -34.9mm
Wheelbase	1055mm	1011mm -44mm
Fork Offset/Rake	51mm	47mm -4mm
Fork Length (Axle-To-Crown)	—	366mm
Fork Length, Unknown	395mm	—
Trail	46.4mm mid/neutral	51.4mm +5mm mid/neutral
Mechanical Trail	44.2mm	49.3mm +5.1mm
Wheel Flop	13.4mm	14mm +0.6mm
Tire to Pedal Spindle	154.9mm 170 mm cranks	97mm -57.9mm 170 mm cranks
Pedal Spindle to Ground Clearance	63.1mm 170 mm cranks	95mm +31.9mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	2.1mm	28mm +25.9mm
Tire Width Max	—	28mm
Tire Outer Diameter	626.2mm	678mm +51.8mm
Bike Length with Tires	1681.2mm	1689mm +7.8mm
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Carbon/Composite	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc