Bicycle Archive · Specification report

2026 Transition Sentinel Carbon XT Di2

Velopedia Archive ID 900001569

Overview

Model year	2026
Brand	Transition
Model	Sentinel Carbon XT Di2
Bicycle type	Mountain
Archive ID	900001569
Original MSRP	$7,999.00
Colors	Silver Mist, Desert Dusk
Sizes	Small MX, Medium MX, Medium 29, Large MX, Large 29, X-Large 29
Weight	32.6 lbs / 14.79 kg (Size MD)

Frameset

Frame construction	Sentinel Carbon 150mm
Frame material	Carbon Fiber
Fork	Fox 36 Factory Grip X2(160mm)
Rear shock	Fox Float X2 Factory(205x60mm)

Drivetrain

Shifters	Shimano XT Di2 SW-M8250-R
Rear derailleur	Shimano XT Di2 RD-M8250-SGS
Crankset	Shimano XT FC-820029(30t/165mm)27.5(32t/165mm)
Cassette	Shimano XT CS-M8200 (10-51t)
Chain	Shimano XT CN-8100

Brakes

Brakes	Shimano XT M8220 4 Piston; Rotors: Shimano RT86 (203mm)

Cockpit & contact points

Headset	FSA No.57E
Handlebar	Race Face EraSM(780x20)MD(780x40)LG/XL(800x40)
Stem	Race Face Turbine R (40mm)
Saddle	SDG Bel Air 3 LUX
Seatpost	Fox Transfer FactorySM(150mm)MD(180mm)LG(210mm)XL(240mm)

Wheels & tires

Hubs	DT Swiss 350 Ratchet DEG 72 DF - Anti Kickback
Rims	DT Swiss XM 1700 Spline 30
Spokes	DT Swiss Competition Race
Front tire	Schwalbe Albert, Trail Evo, Ultra Soft (2.5)
Rear tire	Schwalbe Albert, Trail Evo, Soft (2.5)
Wheel size	29" & Mixed

Geometry · SM · Carbon 29

Seat tube	360 mm
Effective top tube	549 mm
Head tube	100 mm
Head-tube angle	64°
Chainstay / rear center	442 mm
Wheelbase	1208 mm
Bottom-bracket drop	25 mm
Reach	430 mm
Stack	615 mm
Standover height	690 mm

Geometry · MD · Carbon 29

Seat tube	390 mm
Effective top tube	577 mm
Head tube	110 mm
Head-tube angle	64°
Chainstay / rear center	442 mm
Wheelbase	1237 mm
Bottom-bracket drop	25 mm
Reach	455 mm
Stack	621 mm
Standover height	690 mm

Geometry · LG · Carbon 29

Seat tube	430 mm
Effective top tube	605 mm
Head tube	120 mm
Head-tube angle	64°
Chainstay / rear center	442 mm
Wheelbase	1267 mm
Bottom-bracket drop	25 mm
Reach	480 mm
Stack	633 mm
Standover height	695 mm

Geometry · XL · Carbon 29

Seat tube	460 mm
Effective top tube	632 mm
Head tube	130 mm
Head-tube angle	64°
Chainstay / rear center	448 mm
Wheelbase	1302 mm
Bottom-bracket drop	25 mm
Reach	505 mm
Stack	642 mm
Standover height	705 mm

Geometry · SM · Carbon Mixed

Seat tube	360 mm
Effective top tube	549 mm
Head tube	100 mm
Head-tube angle	63.6°
Chainstay / rear center	440 mm
Wheelbase	1208 mm
Bottom-bracket drop	31 mm
Reach	426 mm
Stack	618 mm
Standover height	690 mm

Geometry · MD · Carbon Mixed

Seat tube	390 mm
Effective top tube	577 mm
Head tube	110 mm
Head-tube angle	63.6°
Chainstay / rear center	440 mm
Wheelbase	1237 mm
Bottom-bracket drop	31 mm
Reach	451 mm
Stack	624 mm
Standover height	690 mm

Geometry · LG · Carbon Mixed

Seat tube	430 mm
Effective top tube	605 mm
Head tube	120 mm
Head-tube angle	63.6°
Chainstay / rear center	440 mm
Wheelbase	1269 mm
Bottom-bracket drop	31 mm
Reach	476 mm
Stack	636 mm
Standover height	695 mm

Geometry · XL · Carbon Mixed

Seat tube	460 mm
Effective top tube	632 mm
Head tube	130 mm
Head-tube angle	63.6°
Chainstay / rear center	446 mm
Wheelbase	1302 mm
Bottom-bracket drop	31 mm
Reach	501 mm
Stack	646 mm
Standover height	705 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 21, 2026.