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2025 Trenga

GLR 6.6

An aluminum frame race bike with high-end components and shimano ultegra hydraulic disc brakes.
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Manufacturer Price

€2,999($3,489)
Weight17.9 lbs  
FrameAluminum
ForkAluminum
Wheels700c Aluminum
DrivetrainElectronic
GroupsetUltegra, Ultegra Di2
BrakesShimano Ultegra Hydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Rider Position
relaxedaggressive
GLR 6.6
Other Race bikes
Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Geometry
Specs
Build
Frame

Aluminium 6061 TFW, bottom bracket: Press-Fit 89 mm, axle mount: thru axle 12x142 mm, cable routing: partially integrated, tire clearance: 30 mm, derailleur mount: clamp, disc brake mount: flat mount

BB StandardBB86/BB92, Press Fit

Tire Clearance30c

Fork

Aluminium TDE 4.5, axle mount: thru axle 12x100 mm, steerer tube: 1 1/8" to 1.5", disc brake mount: flat mount, max. tire width: 30 mm

Bottom Bracket

Shimano SM-BB72-41B, High rigidity thanks to HOLLOWTECH II, Reliable, particularly durable bearing, Press-Fit installation (41x24 mm)

Stem

TRENGA rigid aluminum, length: depending on frame size, steerer clamp diameter: 28.6 mm, handlebar clamp diameter: 31.8 mm, angle: ± 6°

Handlebar

TRENGA, Width: depending on frame size, Handlebar clamp Ø: 31.8 mm, Reach: 80 mm, Drop: 127 mm

Saddle

Selle Italia SLR Boost, For long distances and racing, Comfortable Soft-Tek polyurethane cover, Anatomically neutral shape

Seatpost

TRENGA aluminum rigid, diameter: 27.2 mm, length: 300 mm, clamping: 2-way, offset: 18 mm

TypeRigid

Groupset
Rear Derailleur

Shimano Ultegra DI2 FD-R8150, Wireless electronic DI2 shifting, Fast and precise shifting, Direct mount, Chainstay angle: 61-66°, Chainline 44.5 mm, Largest chainring 50-54 teeth

Crank

Shimano Ultegra R8100, crank length: 170 mm or 175 mm, depending on frame height, Q-factor: 148 mm, light and stiff HOLLOW TECH II design, HOLLOW GLIDE for fast, precise shifting

Shifters

Shimano Ultegra DI2 ST-R8170, Dual Control function with Servo Wave, wireless electronic DI2 shifting, customization via E-TUBE app, Synchro-Shift function optimizes shifting, raised bar ends for improved ergonomics, reach and free stroke adjustment

Cassette

Shimano Ultegra CS-R8100, 12-speed HYPERGLIDE+, gradation: 11-12-13-14-15-17-19-21-24-27-30-34

Chain

Shimano CN-M8100, 12-speed HYPERGLIDE+, SIL-TEC coating and chrome-plated for longer durability

Brakes

Shimano Ultegra R8170, hydraulic disc brake, powerful and finely modulated thanks to Servo-Wave, reach and pressure point adjustment, refined ergonomics, brake lever: ST-R8170 Dual Control, brake caliper: BR-R8170 2-piston, brake pad: K05S-RX Resin

TypeShimano Ultegra Hydraulic Disc

Wheels
Rims

Schwalbe Tubeless, Width: 23 mm, Max. Bar: 12

Rider Notes
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First added October 4

Last updated November 22

Not listed for 188 days