75
Velocity (max)
2/27/26
CLASS OF 2029
RHP
OF
Liam
Pieper
Portage (HS) • IN
5' 6" • 140LBS
R/R • 14yr 10mo
Travel Team: Midwest Filthy baseball 15U
5' 6" • 140LBS
R/R • 14yr 10mo
Travel Team: Midwest Filthy baseball 15U
Rankings
2029 National
Rankings available to Premium Subscriber
2029 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
74 - 75
Velo Range
2/27/26
1912
Spin Rate (avg)
2/27/26
Curveball
65 - 68
Velo Range
2/27/26
1966
Spin Rate (avg)
2/27/26
Slider
70 - 70
Velo Range
2/27/26
-
Spin Rate (avg)
Positional Tools
Hitting
Hitting
Pitching
2026
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.0
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1912
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
25.8
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
66.5
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1966
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
69.9
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Great Lakes Preseason ID
Feb 27, 2026
Trackman - Fastball
75.0
Velocity (max)
73.6 - 74.5
Velo Range
72.7
Eff Velocity (avg)
2,194
Spin Rate (max)
1,912
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
68.1
Velocity (max)
65.3 - 67.7
Velo Range
64.6
Eff Velocity (avg)
2,056
Spin Rate (max)
1,966
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
69.9
Velocity (max)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Release Ht (avg)
Pitch Scores
Pitching Velos
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.0
Game Performance
Vizual Edge
Pitch Ai
Notes
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