Trek

Supercaliber SLR 9.9 XX AXS Gen 2

2026Mountain
Supercaliber SLR 9.9 XX AXS Gen 2 Data
Frame
Carbon
Suspension
Fully, Full Suspension
Travel
Front: 110mm, Rear: 80mm
Gears
12
Weight
9.63 kg
Sizes
S, M, L, Xl, Ml
Colors
Deep Smoke, Carbon Red Smoke, Argent Drizzle

Components

Complete component specification list for this variant.

Drivetrain

Rear Derailleur
SRAM XX SL Eagle AXS, T-Type
Back Derailleur
Gears
12
Battery
SRAM AXS battery pack
Battery
Chainring
SRAM XX SL Eagle, T
Front Chainring
Gears
1
Ring 1
34 Teeth
Rear Shifter
SRAM AXS POD Ultimate, paired with dropper
Back Shifter
Cassette
SRAM Eagle XS-99, T-Type, , speed
Cassette
Number of sprockets
12
Range
10-52
Chain
SRAM XX Eagle, T-Type, speed
Chain
Gears
12
Crank
SRAM XX SL Eagle, T-Type, DUB, 34T ring, 55mm chainline, mm length
Crank
Length
170
Bottom Bracket
Pressfit SRAM DUB, 92mm
Bottom bracket
Standard
PressFit

Accessories

Charger
SRAM AXS charger
Charger

Wheels

Front
Front Wheel
Bontrager Kovee RSL, OCLV Mountain , Tubeless Ready, , Boost110, 15mm thru axle, (29'', 15x110 mm)
Front Wheel
Size
29''
Axle Dimension
15x110 mm
Rotor mount
CenterLock
Material
Carbon
Position
Front
Front Tire
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')
Front Tire
Size
29''
Width
2.20''
Rear
Rear Wheel
Bontrager Kovee RSL, OCLV Mountain , Tubeless Ready, , Boost148, 12mm thru axle, (29'', 12x148 mm)
Back Wheel
Size
29''
Axle Dimension
12x148 mm
Rotor mount
CenterLock
Material
Carbon
Position
Back
Rear Tire
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')
Back Tire
Size
29''
Width
2.20''

Brakes

Front
Front Brake
Hydraulic SRAM Level Ultimate 4-piston disc
Front Brake
Front Disc
Centerline SRAM X, centerlock, round edge, mm
Front Disc
Diameter
160 mm
Rear
Rear Brake
Hydraulic SRAM Level Ultimate 4-piston disc
Back Brake
Rear Disc
Centerline SRAM X, centerlock, round edge, mm
Back Disc
Diameter
160 mm

Frame

Frame
OCLV SLR Mountain , IsoStrut, UDH, 80mm travel
Frame
Rear Axle Dimension
12x148 mm
Material
Carbon
Rear Shock
RockShox Trek IsoStrut, SIDLuxe, 2-position remote damper
Rear Shock
Travel
80 mm
Fork
RockShox SID SL Ultimate, DebonAir spring, Charger Race Day damper, dual remote lockout, steerer, mm offset, Boost, 15mm Maxle Stealth, mm travel
Fork
Travel
110 mm
Front Axle Dimension
15x110 mm
Steer tube diameter
Tapered
Offset
44 mm

Cockpit

Stem
Integrated Bontrager RSL handlebar/stem, OCLV
Stem
Length
70 mm
Material
Carbon
Handlebar
Integrated Bontrager RSL handlebar/stem, OCLV
Handlebar
Width
750 mm
Rise
0 mm
Angle
-13 °
Material
Carbon

Seat

Saddle
Aeolus RSL, carbon rails, 145mm width
Saddle
Seatpost
Internal Fox Transfer SL, 00mm travel, routing, mm
Seatpost
Diameter
31.6 mm
Dropper post
1
Travel
100 mm

Comparison

Compare specifications and components across all variants of this model. Toggle years to customize your comparison.

Model Year:
Current
Supercaliber SLR 9.9 XX AXS Gen 2
2026
Supercaliber 9.7 Gen 1
2026
Supercaliber SLR 9.8 XT Gen 2
2026
Specifications
FrameCarbonCarbonCarbon
SuspensionFully, Full SuspensionFully, Full SuspensionFully, Hardtail
TravelFront: 110mm, Rear: 80mmFront: 100mm, Rear: 60mmFront: 110mm
Gears121212
Weight9.63 kg11.51 kg11.13 kg
SizesS, M, L, Xl, MlS, M, L, Xl, Ml, 2XlS, M, L, Xl, Ml
ColorsDeep Smoke, Carbon Red Smoke, Argent DrizzleTrek Black/Trek White, Marigold To Radioactive Red Fade, Miami Green To Volt FadeDeep Smoke, Carbon Red Smoke, Argent Drizzle
Drivetrain
Back Derailleur
SRAM XX SL Eagle AXS, T-Type
SRAM NX EAGLE
Shimano XT M8100
Battery
SRAM AXS battery pack
Front Chainring
SRAM XX SL Eagle, T
SRAM NX Eagle alloy ring
e*thirteen alloy ring
Back Shifter
SRAM AXS POD Ultimate, paired with dropper
SRAM NX Eagle
Shimano XT M8100
Cassette
SRAM Eagle XS-99, T-Type, , speed
SRAM PG-30 Eagle
Shimano XT M8100
Chain
SRAM XX Eagle, T-Type, speed
SRAM NX Eagle
Shimano Ultegra/XT M8100
Crank
SRAM XX SL Eagle, T-Type, DUB, 34T ring, 55mm chainline, mm length
SRAM NX Eagle, DUB, Boost (52mm chainline)
e*thirteen TRS Race Carbon
Bottom bracket
Pressfit SRAM DUB, 92mm
SRAM DUB
e*thirteen BB20-92
Accessories
Charger
SRAM AXS charger
Wheels
Front Wheel
Bontrager Kovee RSL, OCLV Mountain , Tubeless Ready, , Boost110, 15mm thru axle, (29'', 15x110 mm)
Bontrager Kovee Elite 23 (29'', 15x110 mm)
Bontrager Kovee Elite (29'', Boost110)
Front Tire
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')
Bontrager XR2 Team Issue
Bontrager Sainte-Anne RSL XR (29'', 2.40'')
Back Wheel
Bontrager Kovee RSL, OCLV Mountain , Tubeless Ready, , Boost148, 12mm thru axle, (29'', 12x148 mm)
Bontrager Kovee Elite 23 (29'', 12x148 mm)
Bontrager Kovee Elite (29'', Boost148)
Back Tire
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')
Bontrager XR2 Team Issue
Bontrager Sainte-Anne RSL XR (29'', 2.40'')
Brakes
Front Brake
Hydraulic SRAM Level Ultimate 4-piston disc
Shimano MT500 caliper / MT501 lever
Hydraulic Shimano Deore XT M8100 disc
Front Disc
Centerline SRAM X, centerlock, round edge, mm
Shimano RT56
Shimano RT86
Back Brake
Hydraulic SRAM Level Ultimate 4-piston disc
Shimano MT500 caliper / MT501 lever
Hydraulic Shimano Deore XT M8100 disc
Back Disc
Centerline SRAM X, centerlock, round edge, mm
Shimano RT56
Shimano RT86
Frame
Frame
OCLV SLR Mountain , IsoStrut, UDH, 80mm travel
OCLV Mountain
OCLV SLR Mountain
Rear Shock
RockShox Trek IsoStrut, SIDLuxe, 2-position remote damper
Performance Trek IsoStrut, Fox shock, air spring, DPS 2-position damper, 235x32.5mm
Trek IsoStrut, RockShox SIDLuxe
Fork
RockShox SID SL Ultimate, DebonAir spring, Charger Race Day damper, dual remote lockout, steerer, mm offset, Boost, 15mm Maxle Stealth, mm travel
RockShox Reba RL, Solo Air spring, Motion Control damper
Performance Fox Step-Cast
Cockpit
Stem
Integrated Bontrager RSL handlebar/stem, OCLV
Bontrager Rhythm Comp
Integrated Bontrager RSL stem
Handlebar
Integrated Bontrager RSL handlebar/stem, OCLV
Bontrager Comp,
Integrated Bontrager RSL handlebar
Grips
Bontrager XR Trail Comp, nylon lock-on
ESI Chunky
Seat
Saddle
Aeolus RSL, carbon rails, 145mm width
Bontrager Montrose Comp
Bontrager Aeolus Elite
Seatpost
Internal Fox Transfer SL, 00mm travel, routing, mm
Bontrager Comp, 6061 alloy
Bontrager Line Dropper
Seatpost Clamp
Bolt-on, 36.4mm

Replacement Parts

Find compatible wear items and replacement parts for your bike. Components are organized by category to help you maintain and upgrade your ride.

Drivetrain

Maintain optimal power transfer with the correct drivetrain components for your Supercaliber SLR 9.9 XX AXS Gen 2. We recommend adhering to manufacturer standards for best shifting performance, though compatible third-party options exist for upgrades or budget repairs.

No resources available yet

Back Derailleur
Back Derailleur
Recommended OEM Spec:
SRAM XX SL Eagle AXS, T-Type
Front Chainring
Front Chainring
Recommended OEM Spec:
SRAM XX SL Eagle, T
Cassette
Cassette
Recommended OEM Spec:
SRAM Eagle XS-99, T-Type, , speed
Chain
Chain
Recommended OEM Spec:
SRAM XX Eagle, T-Type, speed
Bottom bracket
Bottom bracket
Recommended OEM Spec:
Pressfit SRAM DUB, 92mm

Brakes

Ensure safe stopping power with the right brake components for your Supercaliber SLR 9.9 XX AXS Gen 2. OEM parts guarantee compatibility, while aftermarket alternatives can offer performance upgrades or cost savings.

No resources available yet

Front Brake
Front Brake
Recommended OEM Spec:
Hydraulic SRAM Level Ultimate 4-piston disc
Front Disc
Front Disc
Recommended OEM Spec:
Centerline SRAM X, centerlock, round edge, mm
Back Brake
Back Brake
Recommended OEM Spec:
Hydraulic SRAM Level Ultimate 4-piston disc
Back Disc
Back Disc
Recommended OEM Spec:
Centerline SRAM X, centerlock, round edge, mm

Tires & Tubes

Keep your Supercaliber SLR 9.9 XX AXS Gen 2 rolling smoothly with properly matched tires and tubes. The recommended specs ensure optimal grip, puncture protection, and ride quality for your specific setup.

No resources available yet

Front Tire
Front Tire
Recommended OEM Spec:
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')
Back Tire
Back Tire
Recommended OEM Spec:
Pirelli Scorpion XC, Tubeless Ready, Team Edition Pro Wall, aramid bead, 120 tpi, 29x (29'', 2.20'')

Suspension & Bearings

Maintain your Supercaliber SLR 9.9 XX AXS Gen 2's suspension performance with the correct bearings and service parts. Regular maintenance ensures consistent handling and extends component life.

No resources available yet

Rear Shock
Rear Shock
Recommended OEM Spec:
RockShox Trek IsoStrut, SIDLuxe, 2-position remote damper
Fork
Fork
Recommended OEM Spec:
RockShox SID SL Ultimate, DebonAir spring, Charger Race Day damper, dual remote lockout, steerer, mm offset, Boost, 15mm Maxle Stealth, mm travel

Cockpit

Customize your Supercaliber SLR 9.9 XX AXS Gen 2's cockpit with compatible handlebars, stems, and grips. These contact points affect comfort, control, and overall riding experience.

No resources available yet

Stem
Stem
Recommended OEM Spec:
Integrated Bontrager RSL handlebar/stem, OCLV
Handlebar
Handlebar
Recommended OEM Spec:
Integrated Bontrager RSL handlebar/stem, OCLV
Saddle
Saddle
Recommended OEM Spec:
Aeolus RSL, carbon rails, 145mm width
Seatpost
Seatpost
Recommended OEM Spec:
Internal Fox Transfer SL, 00mm travel, routing, mm

Wear Items

Replace high-wear items on your Supercaliber SLR 9.9 XX AXS Gen 2 regularly to maintain performance and safety. These components see frequent use and benefit from periodic replacement.

No resources available yet

Saddle
Saddle
Recommended OEM Spec:
Aeolus RSL, carbon rails, 145mm width

Accessories

Compatible accessories matched to your bike's specifications. Find the perfect upgrades and add-ons.

No compatible accessories found

Accessories are matched based on bike specifications

Geometry

Frame geometry specifications by size. Compare reach, stack, and other key measurements across available frame sizes.

MeasurementLMSXLML
Reach465mm435mm410mm500mm450mm
Stack599mm590mm590mm622mm590mm
Stack-to-Reach Ratio
Top Tube Length
Head Tube Angle67.5°67.5°67.5°67.5°67.5°
Seat Tube Angle (Effective)74.5°74.5°74.5°74.5°74.5°
Head Tube Length100mm90mm90mm125mm90mm
Seat Tube Length460mm420mm395mm525mm440mm
Chainstay Length435mm435mm435mm435mm435mm
Wheelbase1172mm1138mm1113mm1217mm1153mm
BB Drop46mm46mm46mm46mm46mm
Standover Height772mm772mm760mm772mm772mm
Front Center741mm707mm682mm785mm722mm