Bicycle Archive · Specification report

2025 Marin Bolinas Ridge 2

Velopedia Archive ID 900000526

Overview

Model year	2025
Brand	Marin
Model	BOLINAS RIDGE 2
Bicycle type	Specialty
Archive ID	900000526
Original MSRP	$699.00
Colors	BLACK SILVER; TAN TURQUOISE
Sizes	XS; S; M; L; XL

Frameset

Frame construction	Series 1 6061 Aluminum, 27.5”/29" Wheels, Low Standover, 68mm BB shell, 135mm Forged Dropouts, Chainstay Mounted Disc Brakes
Frame material	Aluminum
Fork	SR Suntour XCM DS, 100mm Travel, Preload Adjustment, 46mm Offset

Drivetrain

Shifters	Shimano Altus 1x8-Speed
Rear derailleur	Shimano Essa, 8-Speed
Crankset	Alloy Crank, Steel Narrow/Wide Chainring, 32
Bottom bracket	Sealed Cartridge Bearings, Square Taper
BB shell width	68 mm
Cassette	Shimano 8-Speed, 11-45T
Chain	KMC Z8
Pedals	Nylon Platform

Brakes

Brakes	(F) Tektro M280 Hydraulic Disc, 160mm Rotor / (R) Tektro M280 Hydraulic Disc, 160mm Rotor; Levers: Tektro Hydraulic

Cockpit & contact points

Headset	FSA No.10-P
Handlebar	Marin 31.8 Riser, 12mm Rise, 780mm Width
Stem	Marin Alloy, 31.8mm, 45mm
Saddle	Marin MTB
Seatpost	Marin Alloy, 27.2mm

Wheels & tires

Hubs	(F) Forged Alloy, Disc, 32H / (R) Forged Alloy, Disc, 32H
Rims	Marin, Double Wall Alloy
Spokes	Black Stainless Steel
Front tire	MTB, 27.5/29x2.25"
Rear tire	MTB, 27.5/29x2.25"
Wheel size	27.5; 29"

Geometry · M

Seat tube	431 mm
Effective top tube	617 mm
Head tube	110 mm
Head-tube angle	67°
Seat-tube angle	74.5°
Chainstay / rear center	455 mm
Wheelbase	1184 mm
Bottom-bracket drop	61 mm
Bottom-bracket height	311.5 mm
Reach	445 mm
Stack	622 mm
Standover height	699 mm
Fork offset / rake	46 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · L

Seat tube	481 mm
Effective top tube	639 mm
Head tube	115 mm
Head-tube angle	67°
Seat-tube angle	74.5°
Chainstay / rear center	455 mm
Wheelbase	1206 mm
Bottom-bracket drop	61 mm
Bottom-bracket height	311.5 mm
Reach	465 mm
Stack	626 mm
Standover height	726 mm
Fork offset / rake	46 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Geometry · XL

Seat tube	520 mm
Effective top tube	660 mm
Head tube	120 mm
Head-tube angle	67°
Seat-tube angle	74.5°
Chainstay / rear center	455 mm
Wheelbase	1228 mm
Bottom-bracket drop	61 mm
Bottom-bracket height	311.5 mm
Reach	485 mm
Stack	631 mm
Standover height	760 mm
Fork offset / rake	46 mm
Crank length	170 mm
Stem length	45 mm
Handlebar width	780 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on October 7, 2026.