2025 Lapierre XRM 7.9 Base
- Category
- Hardtail All-mountain/Enduro MTB
- Design
- Flat Bar, Full suspension
- Frame
- Carbon/Composite
- Fork
- Steel
- Features
- Disc brake, Single-speed capable
Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Very aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry | Somewhat aggressive stack and reachvs category Suspension sag unknown Geometry may mis-represent actual riding geometry |
Geometry
S | M | L | XL | |
Stack | 584mm | 589mm | 598mm | 608mm |
Reach | 415mm | 440mm | 460mm | 485mm |
Stack to Reach Ratio | 1.41:1 | 1.34:1 | 1.3:1 | 1.25:1 |
Seat Tube Length, Unknown | 390mm | 430mm | 470mm | 510mm |
Top Tube Length, Effective/Horizontal Unknown | 575mm | 602mm | 624mm | 651mm |
Top Tube Slope | 21.8deg | 17.5deg | 13.9deg | 10.7deg |
Head Tube Angle | 66deg | 66deg | 66deg | 66deg |
Seat Tube Angle | 74deg | 74deg | 74deg | 74deg |
Head Tube Length | 85mm | 90mm | 100mm | 110mm |
Bottom Bracket Drop | -40mm | -40mm | -40mm | -40mm |
Bottom Bracket Height | 410.7mm | 410.7mm | 410.7mm | 410.7mm |
Chainstay Length | 435mm | 435mm | 435mm | 435mm |
Chainstay Length Horizontal | 433.2mm | 433.2mm | 433.2mm | 433.2mm |
Front-Center | 702mm | 729.9mm | 752.9mm | 781.9mm |
Front-Center Horizontal | 700.8mm | 728.8mm | 751.8mm | 780.8mm |
Wheelbase | 1134mm | 1162mm | 1185mm | 1214mm |
Fork Offset/Rake | 7.3mm | 8mm | 7.1mm | 6.7mm |
Trail | 157mm very high | 156.3mm very high | 157.3mm very high | 157.7mm very high |
Mechanical Trail | 143.5mm | 142.7mm | 143.7mm | 144.1mm |
Wheel Flop | 58.3mm | 58.1mm | 58.4mm | 58.6mm |
Tire to Pedal Spindle | 161.3mm 170 mm cranks | 189.3mm 170 mm cranks | 212.2mm 170 mm cranks | 241.2mm 170 mm cranks |
Pedal Spindle to Ground Clearance | 240.7mm 170 mm cranks | 240.7mm 170 mm cranks | 240.7mm 170 mm cranks | 240.7mm 170 mm cranks |
Base Build
S | M | L | XL | |
Wheel Size | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD | 700C/29 in 622 mm BSD |
Tire Width | 2.35in | 2.35in | 2.35in | 2.35in |
Tire Outer Diameter | 741.4mm | 741.4mm | 741.4mm | 741.4mm |
Bike Length with Tires | 1875.4mm | 1903.4mm | 1926.4mm | 1955.4mm |
Stack and Reach vs. Category Trend
Very Upright
Somewhat Upright
Average
Somewhat Aggressive
Very Aggressive
The Bike Insights Upright/Aggressive scale is based on analysis of a bike’s proportions relative to similar sized bikes in the same category.
Learn more about the Upright/Aggressive ScaleCategory Trend
Hardtail All-mountain/Enduro MTBSource:https://www.lapierrebikes.com/be-en/o/xrm-79-lrbra/?HEIGHTS=M