| Model | JP15 | 
| Size | 12-3/8" wide, 1-3/4" thick, 37" long (31.4 cm wide, 4.5 cm thick, 94.0 cm long) | 
| Body Wood | Okoume with maple top (roasted maple top on Sahara Burst and Tiger Eye) | 
| Body Finish | Matte Polyester - Sahara Burst & Trans Black Burst; High Gloss Polyester - Cerulean Paradise, Tiger Eye, Purple Nebula | 
| Body Colors | Sahara Burst, Trans Black Burst, Cerulean Paradise, Tiger Eye, Purple Nebula | 
| Bridge | Custom John Petrucci Music Man® Piezo floating tremolo, made of chrome plated (matte black on trans black burst), Fishman Powerbridge piezo saddles | 
| Scale Length | 25-1/2" (64.8 cm) | 
| Neck Radius | 17" (43.2 cm) | 
| Headstock Size | Only 5-7/8" (14.9 cm) long | 
| Frets | 24 - Medium Jumbo profile, Stainless Steel | 
| Neck Width | 1-11/16" (43.0 mm) at nut, 2-1/4" (57.2 mm) at last fret | 
| Neck Wood | Figured roasted maple neck | 
| Fingerboard | Figured roasted maple neck | 
| Fret Markers | Custom JP15 Inlays | 
| Neck Finish | Gunstock oil and hand-rubbed special wax blend | 
| Tuning Machines | Schaller M6-IND locking with pearl buttons (black buttons on trans black burst) | 
| Truss Rod | Adjustable - no component or string removal | 
| Neck Attachment | 5 bolts - Sculpted neck joint allows smooth access to higher frets | 
| Electronic Shielding | Graphite acrylic resin coated body cavity and aluminum control cover | 
| Controls | Custom Music Man® active preamp; push/push volume for gain boost, 500kohm push/push passive tone for custom 2 pickup configurations - .022µF tone capacitor | 
| Switching | 3-way toggle pickup selector, with custom center position configuration; 3-way toggle piezo/magnetic selector | 
| Pickups | HH - DiMarzio Illuminators; Fishman Powerbridge piezo saddles | 
| Left Handed | No | 
| Strings | 10p-13p-17p-26-36-46 (RPS 10 Slinkys #2240) |