Mondraker PRIME R G4 2024
Bike details
Key information split into simple groups.
Bike summary
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Frame Aluminum
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Travel Front 120mm
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Fork RockShox 35 Silver
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Groupset SX Eagle
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Suspension Hardtail
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Motor Bosch 600W 85Nm mid-drive
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Battery Bosch Powertube 750Wh
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Drivetrain 1 × 12
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Brakes Hydraulic Disc
Recommended size guide.
SM
158cm - 171cm
MD
168cm - 180cm
LG
178cm - 189cm
XL
186cm - 199cm
Parts list
Main components, grouped by system.
Bike components
Frame
Frame
Prime Xtralite 6061 Full Butted Alloy, Forward Geometry, intenal non-removable battery, tapered head tube, Boost 12x148mm rear axle, integrated dropout speed sensor
Suspension Fork
RockShox 35 Silver TK 29, 120mm, TurnKey, Solo Air, tapered steerer tube, Boost 15x110mm axle, 35mm steel stanchions, 44mm offset. Settings: compression adjustment at low-speed to lock, rebound, air preload
Drivetrain
Rear Derailleur
SRAM SX Eagle, Type 3 roller bearing clutch, cage lock, long cage, 1x12s, X-actuation 1:1
Shift Levers
SRAM Trigger SX Eagle, 12s, X-Actuation 1:1, single click
Crank
Race Face Aeffect ebike, 165mm, Rings: SRAM X-Sync 2 Eagle 34T, steel, narrow-wide, 104 BCD
Chain
SRAM SX Eagle, 12s, Powerlock
Wheels
Front Hub
Mavic, Boost 15x110mm, IS 6 bolts
Rear Hub
Mavic, Boost 12x148mm, ID360 Ratched system, IS 6 bolts, HG freehub
Rims
Mavic E-CrossRide 29, 30mm internal width, welded, PFP, tubeless ready, 28 spokes
Spokes
Mavic J-bend double butted, contactless lacing
Tires
Front: Maxxis Rekon 29x2.6, tubeless ready, dual compound, EXO protection, 60TPI, folding bead, Rear: Maxxis Rekon 29x2.6, tubeless ready, dual compound, EXO protection, 60TPI, folding bead
Brakes
Brakes
Front: SRAM DB8, 4-piston caliper, Centerline 200mm IS 6 bolts one-piece rotor, steel-backed organic pads, Rear: SRAM DB8, 4-piston caliper, Centerline 180mm IS 6 bolts one-piece rotor, steel-backed organic pads
Brake Levers
SRAM DB8, tool reach adjust, lever pivot bushings
Cockpit
Stem
Onoff Sulfur FG 30mm 0º, 6061 forged alloy, 31.8mm barbore
Handlebar
Onoff Sulfur 1.0 double butted 6061 alloy, rise: 20mm, width: 800mm, 9º backsweep, 5º upsweep, 31.8mm barbore
Grips
Onoff Twin, 1lock-on, 135mm
Headset
Onoff Saturn tapered for 1-1/8” to 1-1/2” head tube, ACB sealed bearings, top 41x30.2x7x45ºx45º, bottom 51.9x40x8x45ºx45º
Seat
Saddle
MDK ebike black
Seatpost
Onoff Pija dropper internal, diameter 31.6mm, 1X Remote lever with bearing, S size: 405x95-125mm, M size: 458x120-150mm, L size: 498x140-170mm, XL size: 558x170-200mm
Motor & Battery
Motor
Bosch Performance Line CX Cruise (25Km/h) GEN4 SMART SYSTEM
Battery
Bosch Powertube 750Wh
Fit data
Numbers for sizing and ride feel.
| Size | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.506 mm | 1.407 mm | 1.371 mm | 1.303 mm |
| Bottom Bracket Height | 318 mm | 318 mm | 318 mm | 318 mm |
| Front Center | 705 mm | 734 mm | 761 mm | 791 mm |
| Rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Trail | 89 mm | 89 mm | 94 mm | 89 mm |
| Stack | 640 mm | 640 mm | 658 mm | 658 mm |
| Reach | 425 mm | 455 mm | 480 mm | 505 mm |
| Top Tube Length | 615 mm | 645 mm | 670 mm | 700 |
| Seat Tube Angle | 73.5 ° | 73.5 ° | 73.5 ° | 73.5 ° |
| Seat Tube Length | 390 mm | 430 mm | 470 mm | 510 mm |
| Head Tube Angle | 69 ° | 69 ° | 69 ° | 69 ° |
| Head Tube Length | 110 mm | 110 mm | 130 mm | 130 mm |
| Chainstay Length | 455 mm | 455 mm | 455 mm | 455 mm |
| Wheelbase | 1153 mm | 1183 mm | 1210 mm | 1240 mm |
| Bottom Bracket Drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Wheels | 29" | 29" | 29" | 29" |
| Rider Min Height | 158 cm | 168 cm | 178 cm | 186 cm |
| Rider Max Height | 171 cm | 180 cm | 189 cm | 199 cm |
