Bicycle Archive · Specification report

2026 Transition Regulator SX XT

Velopedia Archive ID 900001466

Overview

Model year	2026
Brand	Transition
Model	Regulator SX XT
Bicycle type	Electric-assist
Archive ID	900001466
Original MSRP	$9,499.00
Colors	Stormshadow Grey, Madrone Gold
Sizes	Large, X-Large
Weight	41.16 lbs / 18.67 kg (Size MD)

Frameset

Frame construction	Regulator SX Carbon 150mm
Frame material	Carbon Fiber
Fork	RockShox Lyrik Ultimate (160mm)
Rear shock	RockShox SuperDeluxe Ultimate (205x60mm)

Drivetrain

Shifters	Shimano XT M8100
Rear derailleur	Shimano XT M8100 SGS 12sp
Crankset	RaceFace ERA Carbon E-MTB (160mm)
Cassette	Shimano XT M8100 (10-51t)
Chain	Shimano XT M8100

Brakes

Brakes	TRP EVO PRO; Rotors: TRP R1 2.3 (203mm)

Cockpit & contact points

Headset	FSA No.57E
Handlebar	OneUp Carbon SM (800x20) MD/LG/XL (800x35)
Stem	ANVL Swage (40mm)
Saddle	SDG Bel Air 3 LUX
Seatpost	OneUp Dropper Post SM (150mm) MD (180mm) LG (210mm) XL (240mm)

Wheels & tires

Hubs	DT Swiss 350 Classic DEG
Rims	DT Swiss XM 481
Spokes	DT Swiss Competition
Front tire	Maxxis Assegai 3C EXO+ (2.5)
Rear tire	Maxxis Minion DHRII 3C EXO+ (2.4)
Wheel size	Mixed

Geometry · SM

Seat tube	375 mm
Effective top tube	551 mm
Head tube	105 mm
Head-tube angle	64.5°
Chainstay / rear center	442 mm
Wheelbase	1201 mm
Bottom-bracket drop	25 mm
Reach	425 mm
Stack	623 mm

Geometry · MD

Seat tube	400 mm
Effective top tube	583 mm
Head tube	115 mm
Head-tube angle	64.5°
Chainstay / rear center	442 mm
Wheelbase	1235 mm
Bottom-bracket drop	25 mm
Reach	455 mm
Stack	632 mm

Geometry · LG

Seat tube	440 mm
Effective top tube	610 mm
Head tube	125 mm
Head-tube angle	64.5°
Chainstay / rear center	448 mm
Wheelbase	1271 mm
Bottom-bracket drop	25 mm
Reach	480 mm
Stack	641 mm

Geometry · XL

Seat tube	470 mm
Effective top tube	643 mm
Head tube	135 mm
Head-tube angle	64.5°
Chainstay / rear center	448 mm
Wheelbase	1305 mm
Bottom-bracket drop	25 mm
Reach	510 mm
Stack	651 mm

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