Open UP Specifications

U.P. U.P.P.E.R.
Frameset Price (USD, excl. sales tax) $2,900 $4,500
Frame-only weight size M, ±3% 1,040g 880g
Fork-only weight,, ±3% 390g 370g
Sizes S/M/L/XL S/M/L/XL
Color Green, Blue, RTP Matte Black, RTP
RTP( Ready-to-paint)
A clearcoat is not needed for UV protection but recommended to protect against scratches and wear. Some customers leave the frame bare.
BB standard
BB386EVO pressfit 86.5x46mm BB shell
Recommended groupsets
For serious gravel and off-road (on any brand of bike), we recommend a rear derailleur with a clutch or cage damper (Shimano GRX (1x & 2x), SRAM Force AXS & Red AXS (1x & 2x), SRAM Apex1, Rival1, Force1)
Shimano crank fit
All road cranks
SRAM crank fit
All GXP road, all DUB road, Force 1 BB30
Powercrank fit
Detailed information here
Front derailleur mount
Bolt-on, removable
Recommended ring shape
Flat
Maximum 1x ring size
Clearance depends on crank & chainring model. 2mm space is required. For most current generation cranks, the following applies: 50t (flat ring), 46t (SRAM offset ring)
Maximum 2x ring size
Clearance depends on crank & chainring model. 2mm space is required. For most current generation cranks, the following applies:50t (outer ring), 36t (inner ring)
Rear thru-axle
142x12mm superlight Carbon-Ti X-12
Front thru-axle
100x12mm superlight Carbon-Ti X-12
Front disc rotor size
160mm only
Front brake caliper mount
Smartmount 160 system attaches flatmount caliper, without adaptor, for 160mm rotors
Front brake bolts SRAM
37mm “REAR” brake bolts for 30mm “chainstay” (SRAM part# 00.5318.005.008)
Front brake bolts Shimano
43.2mm “REAR” brake bolts for 30mm “chainstay” (Shimano part# Y8N208030)
Rear disc rotor size
140mm or 160mm
Rear brake 140mm mount
Direct mount
Rear brake 160mm mount
Use adaptor for SRAM (00.5318.018.001) or Shimano (ISMMAR160DDA)
Rear brake bolts SRAM (140mm & 160mm disc)
2x 27mm (SRAM part# 00.5318.005.004)
Rear brake bolts Shimano (140mm & 160mm disc)
2x 33.2mm (Shimano part# Y8N208010)
MultiStop internal system
1x & 2x mechanical, Di2, eTap (eTap only included in U.P.P.E.R. frameset)
Headset
Integrated IS42/28.6 | IS52/40
Seatpost
27.2mm diameter, standard set-up zero-offset
Cage mounts
Seattube, downtube, under downtube
TT bag mount system
100mm front-post-to-headset-edge