VelopediaBicycle Archive · Specification report

2025 Kona Unit

Velopedia Archive ID 900001151

Overview

Model year2025
BrandKona
ModelUnit
Bicycle typeMountain
Archive ID900001151
Original MSRP$1,299.00
ColorsBrown
SizesSM; MD; LG; XL

Frameset

Frame constructionReynolds 520 Butted Cromoly
ForkKona Plus Fork 110mm spacing
Rear shockn/a

Drivetrain

Shiftersn/a
Front derailleurn/a
Rear derailleurn/a
CranksetFSA Comet Modular; Chainring: 32t
Bottom bracketFSA MegaExo 73mm
CassetteKT 18t
ChainKMC Z1 Narrow
PedalsKona JS2

Brakes

BrakesBrake Calipers: Tektro HD-M275; Front Brake Rotor: Tektro 180mm; Rear Brake Rotor: Tektro 160mm; Brake Levers: Tektro HD-M275

Cockpit & contact points

HeadsetTH ZST no.10
HandlebarKona XC/BC Riser
StemKona XC
SaddleWTB Volt
SeatpostKona Thumb w/Offset 31.6mm

Wheels & tires

Hubs(F) Formula 110x15mm / (R) Formula 148x12mm
RimsWTB ST I30 TCS 2.0
SpokesStainless Black 14g
Front tireMaxxis Rekon TR 29x2.6" or WTB Ranger TCS 29x2.6"
Rear tireMaxxis Rekon TR 29x2.6" or WTB Ranger TCS 29x2.6"
Wheel size29"

Geometry · S

Seat tube370 mm
Top tube582 mm
Head tube110 mm
Head-tube angle68°
Seat-tube angle75°
Chainstay / rear center430 mm
Wheelbase1115 mm
Bottom-bracket drop65 mm
Bottom-bracket height310 mm
Reach425 mm
Stack588 mm
Standover height695 mm
Fork offset / rake50 mm
Front center693 mm
Fork length / axle-to-crown470 mm

Geometry · M

Seat tube420 mm
Top tube610 mm
Head tube120 mm
Head-tube angle68°
Seat-tube angle75°
Chainstay / rear center430 mm
Wheelbase1144 mm
Bottom-bracket drop65 mm
Bottom-bracket height310 mm
Reach450 mm
Stack597 mm
Standover height731 mm
Fork offset / rake50 mm
Front center722 mm
Fork length / axle-to-crown470 mm

Geometry · L

Seat tube470 mm
Top tube637 mm
Head tube130 mm
Head-tube angle68°
Seat-tube angle75°
Chainstay / rear center430 mm
Wheelbase1173 mm
Bottom-bracket drop65 mm
Bottom-bracket height310 mm
Reach475 mm
Stack606 mm
Standover height768 mm
Fork offset / rake50 mm
Front center750 mm
Fork length / axle-to-crown470 mm

Geometry · XL

Seat tube530 mm
Top tube675 mm
Head tube140 mm
Head-tube angle68°
Seat-tube angle75°
Chainstay / rear center430 mm
Wheelbase1211 mm
Bottom-bracket drop65 mm
Bottom-bracket height310 mm
Reach510 mm
Stack615 mm
Standover height810 mm
Fork offset / rake50 mm
Front center789 mm
Fork length / axle-to-crown470 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 13, 2026.