Hope Tech Press-Fit PF46 Bottom Bracket - Manual (Page 2)

2. Install the non-drive side cup (without bearing fitted).
5. Install the non-drive side bearing.
3. Install the centre tube. 4. GXP conversion only.
If using a GXP style crank set, press one half of
the GXP conversion (BBSP109 - available
separately) into the INNER face of the non-drive
side bearing (alternatively, gently tap into place
with a rubber mallet). Do not install the other
half of the GXP conversion at this stage.
*Only install BBSP109 if using a GXP crank set
Hold this end stationary
using a 27mm spanner
Tighten the nut using a 19mm spanner
until the non-drive side cup is pulled fully
flush with the bottom bracket shell
Tighten the centre tube
using a 27mm spanner.
Tightening torque 27-34 Nm
Bolt-in Centre Tube
BBSP111
GXP Conversion
BBSP109*
GXP Conversion
BBSP109*
Non-drive side cup
(Item No. 4)
Bottom Bracket Bearing
BBSP108
Apply grease to the threads of
the centre tube and the mating
faces of the centre tube and cup
Apply grease to the internal
surface of the B.B. shell
8. Install drive side outer seal ring.
Outer Seal Ring
BBSP104
Apply grease to the external faces of the
bearings before installing the outer seal rings
6. Install non-drive side outer seal ring. 7. GXP conversion only.
If using a GXP style crankset, press the
second half of the GXP conversion
(BBSP109 - available separately) into
the OUTER face of the non-drive side
bearing, trapping the outer seal.
Hope Bottom Bracket Tool (HTTPFA)
can be used to install this outer GXP
conversion, but it must be done
before installing the drive side outer
seal ring.
Your bottom bracket is now fully installed and ready for the continued installation of your crank set.
*Only install BBSP109 if using a GXP crank set
Issue 01 - 03/2014
Outer Seal Ring
BBSP104 GXP Conversion
BBSP109*
Apply grease to the external faces of the bearing
before installing the outer seal ring
Hold this end stationary
using a 27mm spanner
Tighten the nut using a 19mm
spanner until the non-drive side
bearing is pulled fully into position
Non-drive side cup is installed
Centre tube is installed
Unscrew the nut and remove the tool
Non-drive side cup is now
fully flush with the BB shell
Non-drive side bearing is installed
Unscrew the nut and remove the tool
Non-drive side bearing is now fully
pressed into the non-drive side cup
Tightening torque:
27-34 Nm ( 20-25 ft. lbs. )