Bicycle Archive · Specification report

2025 Salsa Blackthorn 145 C X0 Transmission

Velopedia Archive ID 900000390

Overview

Model year	2025
Brand	Salsa
Model	Blackthorn 145 C X0 Transmission
Bicycle type	Mountain
Archive ID	900000390
Original MSRP	$8,999.00
Colors	Coffee Black / Sage
Sizes	Small; Medium; Large; X-Large
Weight	31 lb. 13 oz.

Frameset

Frame construction	Carbon
Frame material	Carbon Fiber
Fork	RockShox Lyric Ultimate, 160mm

Drivetrain

Shifters	SRAM AXS Pod controller, Right, w/ MatchMaker X Clamp
Front derailleur	N/A
Rear derailleur	SRAM X0 Eagle AXS Transmission
Crankset	SRAM X0 Eagle, 30t w/ MRP 1x iO SL ISCG-05 composite bashguard
Bottom bracket	SRAM DUB BSA 73mm MTB Wide
Cassette	SRAM X0 Eagle Transmission, 10–52t, 12-speed
Chain	SRAM X0 Eagle Transmission Flattop

Brakes

Brakes	Brake Calipers: SRAM Maven Ultimate Stealth; Brake Levers: SRAM Maven Ultimate Stealth; Rotors: SRAM HS2 (6-bolt, 200mm front and rear)

Cockpit & contact points

Headset	FSA Orbit 1.5E ZS NO.57E
Handlebar	Salsa Guide Carbon
Stem	Aluminum CNC
Saddle	WTB Solano, Medium, Steel SL, Fusion Form
Seatpost	TranzX REVERSE w/ GL Stealth MMX Lever, SM: 160mm travel; MD: 180mm travel; LG–XL: 210mm travel

Wheels & tires

Hubs	(F) WTB Solano, Medium, Steel SL, Fusion Form / (R) WTB Frequency 12 x 148mm
Rims	WTB CZR Carbon i30, 28h
Spokes	Double butted, black
Front tire	Teravail Clifty, 29 x 2.5", Durable casing, WTB TCS Sealant Included
Rear tire	Teravail Clifty, 29 x 2.5", Durable casing, WTB TCS Sealant Included
Wheel size	29"; 27.5"

Geometry · Small

Seat tube	405 mm
Effective top tube	589 mm
Head tube	100 mm
Head-tube angle	63.9- 63.6
Seat-tube angle	77.4- 77.1
Chainstay / rear center	432 mm
Wheelbase	1219 mm
Bottom-bracket drop	25 mm
Bottom-bracket height	351 mm
Reach	452 mm
Stack	612 mm
Standover height	746 mm
Fork offset / rake	43 mm
Fork length / axle-to-crown	571 mm
Crank length	165 mm
Stem length	40 mm
Handlebar width	760 mm

Geometry · Medium

Seat tube	430 mm
Effective top tube	611 mm
Head tube	110 mm
Head-tube angle	63.9- 63.6
Seat-tube angle	77.4- 77.1
Chainstay / rear center	432 mm
Wheelbase	1243 mm
Bottom-bracket drop	25 mm
Bottom-bracket height	351 mm
Reach	472 mm
Stack	621 mm
Standover height	746 mm
Fork offset / rake	43 mm
Fork length / axle-to-crown	571 mm
Crank length	165 mm
Stem length	40 mm
Handlebar width	800 mm

Geometry · Large

Seat tube	455 mm
Effective top tube	633 mm
Head tube	120 mm
Head-tube angle	63.9- 63.6
Seat-tube angle	77.4- 77.1
Chainstay / rear center	432 mm
Wheelbase	1268 mm
Bottom-bracket drop	25 mm
Bottom-bracket height	351 mm
Reach	492 mm
Stack	630 mm
Standover height	747 mm
Fork offset / rake	43 mm
Fork length / axle-to-crown	571 mm
Crank length	170 mm
Stem length	40 mm
Handlebar width	800 mm

Geometry · X-Large

Seat tube	480 mm
Effective top tube	655 mm
Head tube	130 mm
Head-tube angle	63.9- 63.6
Seat-tube angle	77.4- 77.1
Chainstay / rear center	432 mm
Wheelbase	1292 mm
Bottom-bracket drop	25 mm
Bottom-bracket height	351 mm
Reach	512 mm
Stack	639 mm
Standover height	747 mm
Fork offset / rake	43 mm
Fork length / axle-to-crown	571 mm
Crank length	170 mm
Stem length	40 mm
Handlebar width	800 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on August 23, 2026.