Fuel |
Electric |
Electric |
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Motor |
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TQ-HPR50, 50 Nm, 250 watt maximum continuous rated power, 300 watt peak power |
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Drivetrain |
Drive Unit: Bosch Performance CX [20m/h] |
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Battery |
Bosch PowerPack 500 |
TQ 360Wh
SRAM eTap battery pack (with charger) |
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Display |
Bosch Purion |
TQ LED display with Bluetooth & ANT+ connectivity |
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Frame |
Surly Big Easy Frame for Bosch Mid Drive |
OCLV Mountain Carbon, removable battery, internal routing, alloy rocker link, 34.9 mm seat tube, upper chain guide mount, 55 mm chainline, Mino Link, ABP, Boost148, UDH, 140 mm travel |
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Stem |
ProMax 4-bolt 31.8mm clamp |
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Handle Bar |
Surly Terminal Bar |
Size: S
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5 mm handlebar rise, 820 mm width, 0-degree stem rise, 35 mm stem length
Size: M, L, XL
Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 27.5 mm handlebar rise, 820 mm width, 0-degree stem rise, 45mm stem length |
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Fork |
Surly Big Easy Fork |
RockShox Lyrik Ultimate, AirWiz, DebonAir spring, Charger 3 RC2 damper, 44 mm offset, Boost110, Maxle Stealth, 150 mm travel |
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Seatpost |
TranzX SP15 Dropper Post
Clamp: Surly Stainless |
Size: S
RockShox Reverb AXS, 100 mm travel, wireless, 34.9 mm, 340 mm length
Size: M
RockShox Reverb AXS, 150 mm travel, wireless, 34.9 mm, 440 mm length
Size: L, XL
RockShox Reverb AXS, 170 mm travel, wireless, 34.9 mm, 480 mm length |
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Grip |
Velo single lock-on |
Bontrager XR Trail Elite, nylon lock-on |
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Crankset |
Miranda for Big Easy |
SRAM XX, 165 mm length |
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Chain |
KMC X11e |
SRAM XX Eagle, T-Type, 12-speed |
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Shifters |
SRAM NX 11 speed |
SRAM AXS POD Ultimate, paired with dropper |
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Saddle |
WTB Volt |
Bontrager Arvada, austenite rails, 138 mm width |
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Headset |
Cane Creek ViscoSet [tuned for Surly Big Easy] upper. 40 series lower |
Integrated cartridge bearing, 1-1/8" top, 1.5" bottom |
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Derailleur Rear |
SRAM GX |
SRAM XX Eagle AXS, T-Type |
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Hub Front |
Shimano M525, 32h, QR |
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Hub Rear |
Shimano M525, 32h, QR |
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Cassette |
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SRAM Eagle XS-1297, T-Type, 10-52, 12-speed |
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Chainrings |
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SRAM T-Type, 32T, alloy |
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Bottom Bracket |
Included in Bosch Unit |
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Front |
Surly ExtraTerrestrial 26x2.5" Tubeless Ready |
Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50" |
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Rear |
Surly ExtraTerrestrial 26x2.5" Tubeless Ready |
Bontrager SE5 Team Issue, Tubeless Ready, Core Strength sidewalls, aramid bead, 120 tpi, 29x2.50" |
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Wheel / RIM |
Rims: WTB STS i29 TCS |
Wheel front - Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, 6-bolt, Boost110, 15 mm thru-axle, 29"
Wheel rear - Bontrager Line Pro 30, OCLV Mountain Carbon, Tubeless Ready, Rapid Drive 108, 6-bolt, SRAM XD driver, Boost148, 12 mm thru-axle, 29" |
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