VelopediaBicycle Archive · Specification report

2026 Transition Spire Carbon Eagle 90

Velopedia Archive ID 900001441

Overview

Model year2026
BrandTransition
ModelSpire Carbon Eagle 90
Bicycle typeMountain
Archive ID900001441
Original MSRP$7,699.00
ColorsGalactic Black, Ultra Violet
SizesSmall, Medium, Large, X-Large
Weight34.9 lbs / 15.84 kg (Size MD)

Frameset

Frame constructionSpire Carbon 170mm
Frame materialCarbon Fiber
ForkRockShox ZEB Ultimate (B1)(170mm)
Rear shockRockShox Vivid Ultimate (D1)(205x65mm)

Drivetrain

ShiftersSRAM Eagle 90 MMX
Rear derailleurSRAM Eagle 90
CranksetSRAM Eagle 90 DUB(30t/165mm)
CassetteSRAM XS 1275 (10-52T)
ChainSRAM GX Eagle Transmission

Brakes

BrakesSRAM Maven Silver; Rotors: SRAM Centerline (200mm)

Cockpit & contact points

HeadsetFSA no.55R/57
HandlebarBurgtec Ride Wide Alloy EnduroSM(780x20mm)MD(780x30mm)LG/XL(800x38mm)
StemBurgtec Enduro MK3 35 (35mm)
SaddleSDG Bel Air 3
SeatpostOneUp Dropper PostSM(150mm)MD(180mm)LG(210mm)XL(240mm)

Wheels & tires

HubsDT Swiss 350 Ratchet DEG (DF Anti Kickback)
RimsDT Swiss EX 1700 Classic
SpokesDT Swiss Competition
Front tireSchwalbe Magic MaryRadial, Trail Pro, Ultra Soft (2.5)
Rear tireSchwalbe AlbertRadial, Gravity Pro, Soft (2.5)
Wheel size29"

Geometry · SM · High

Seat tube360 mm
Effective top tube547 mm
Head tube100 mm
Head-tube angle63°
Chainstay / rear center446 mm
Wheelbase1227 mm
Bottom-bracket drop25 mm
Reach430 mm
Stack619 mm

Geometry · SM · Low

Seat tube360 mm
Effective top tube550 mm
Head tube100 mm
Head-tube angle62.5°
Chainstay / rear center448 mm
Wheelbase1229 mm
Bottom-bracket drop32 mm
Reach425 mm
Stack624 mm

Geometry · MD · High

Seat tube390 mm
Effective top tube577 mm
Head tube100 mm
Head-tube angle63°
Chainstay / rear center446 mm
Wheelbase1257 mm
Bottom-bracket drop25 mm
Reach460 mm
Stack619 mm

Geometry · MD · Low

Seat tube390 mm
Effective top tube580 mm
Head tube100 mm
Head-tube angle62.5°
Chainstay / rear center448 mm
Wheelbase1259 mm
Bottom-bracket drop32 mm
Reach455 mm
Stack624 mm

Geometry · LG · High

Seat tube430 mm
Effective top tube605 mm
Head tube110 mm
Head-tube angle63°
Chainstay / rear center446 mm
Wheelbase1287 mm
Bottom-bracket drop25 mm
Reach485 mm
Stack628 mm

Geometry · LG · Low

Seat tube430 mm
Effective top tube608 mm
Head tube110 mm
Head-tube angle62.5°
Chainstay / rear center448 mm
Wheelbase1289 mm
Bottom-bracket drop32 mm
Reach480 mm
Stack633 mm

Geometry · XL · High

Seat tube460 mm
Effective top tube633 mm
Head tube120 mm
Head-tube angle63°
Chainstay / rear center452 mm
Wheelbase1322 mm
Bottom-bracket drop25 mm
Reach510 mm
Stack637 mm

Geometry · XL · Low

Seat tube460 mm
Effective top tube636 mm
Head tube120 mm
Head-tube angle62.5°
Chainstay / rear center454 mm
Wheelbase1324 mm
Bottom-bracket drop32 mm
Reach505 mm
Stack642 mm

Geometry · XXL · High

Seat tube490 mm
Effective top tube661 mm
Head tube130 mm
Head-tube angle63°
Chainstay / rear center452 mm
Wheelbase1352 mm
Bottom-bracket drop25 mm
Reach535 mm
Stack646 mm

Geometry · XXL · Low

Seat tube490 mm
Effective top tube664 mm
Head tube130 mm
Head-tube angle62.5°
Chainstay / rear center454 mm
Wheelbase1354 mm
Bottom-bracket drop32 mm
Reach530 mm
Stack651 mm

Manufacturer-published archive data. Confirm exact standards and dimensions before ordering parts or performing service. Generated by Velopedia on September 20, 2026.