BIG.NINE TR 8000
Merida
Trail
BIG.NINE TR 8000 is a carbon trail mountain bike (2025), from Merida, in the Bignine series. It is a strong match for riders looking for a balanced off-road setup, with a setup that gives you a balanced riding position, and is best for smoother trails and efficient rolling. Standout strengths from the metrics include strong climbing friendliness for sustained uphill riding, strong speed potential on smoother terrain, and capable suspension support for rougher terrain. What it gives up slightly is a firmer ride feel than comfort-first options. Compare this bike on MatchBikes.com to similar trail models.
6.9
Rating

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Score Summary
Performance
6.9
Value
7.2
Fit
6.7
Performance
Built for speed and efficiency
Speed
6.4
Medium
Climbing Efficiency
9.9
Mountain Goat
Suspension
6.0
Confident trail control
Fit
Dialed-in Fit & Comfort
Riding Position
6.7
Balanced
Fit Flexibility
6.8
Moderately Adjustable
Ride Comfort
6.6
Firm
Value
Value for Money
7.2
Fair Value
Surface Range
Flow TrailsSpecifications
General
Brand
Merida
Model
BIG.NINE TR 8000
Year
2025
Price
$4,418
Weight
10.8 kg
Category
Mountain
Sub Category
Trail
Groupset
GX Eagle Transmission
Frame
Frame
BIG.NINE TR CF3 III, material: carbon, 29x2.4" max wheelsize, 148x12mm axle standard, BSA bottom bracket standard
Suspension Fork
Rock Shox SID Select+, Air, 120mm suspension travel, 2 position remote lockout, 29x2.4" max. wheelsize, 44mm fork offset
Suspension Type
Hardtail
Drivetrain
Shift Levers
JD-FL MX lever
Rear Derailleur
SRAM GX Eagle Transmission AXS, wireless, T-Type
Cassette
SRAM GX Eagle Transmission, 10-52 teeth, 12 speed
Crank
SRAM GX Eagle, 34 teeth, 170 mm-S, 175 mm-M up
Bottom Bracket
BSA, 73mm, threaded
Chain
SRAM GX Eagle Transmission, Flattop
Wheels
Rims
Reynolds TR 309 XC, 110x15mm width front hub, 148x12mm width rear hub, 30mm inner width, Centerlock, SRAM 12 Speed, material: carbon, Tubeless ready (tubeless tape and valves included), Lifetime warranty
Tires
Maxxis Rekon, 29x2.4" WT, tubeless ready, 3C EXO
Brakes
Brake Type
Hydraulic Disc
Brake Description
SRAM Level Bronze stealth, 2 piston
Cockpit
Handlebar
MERIDA TEAM CC II, material: carbon, 760mm width, 12.5mm rise
Seat
Saddle
Prologo Scratch M5 PAS Tirox, V-mount adapter, incl. MERIDA minitool
Seatpost
MERIDA TEAM TR SL, 30.9mm diameter, 0mm setback, S/M: 150mm travel seatpost - L/XL/XXL: 170mm travel seatpost
Geometry
| Measurement | SM | MD | LG | XL |
|---|---|---|---|---|
| Stack Reach Ratio | 1.462 mm | 1.395 mm | 1.357 mm | 1.319 mm |
| Bottom Bracket Height | 317 mm | 317 mm | 317 mm | 317 mm |
| Front Center | 708 mm | 728 mm | 752 mm | 776 mm |
| Rake | 44 mm | 44 mm | 44 mm | 44 mm |
| Trail | 112 mm | 112 mm | 112 mm | 112 mm |
| Stack | 614 mm | 614 mm | 624 mm | 633 mm |
| Reach | 420 mm | 440 mm | 460 mm | 480 mm |
| Top Tube Length | 594 mm | 614 mm | 637 mm | 659 mm |
| Seat Tube Angle | 74.2 ° | 74.2 ° | 74.2 ° | 74.2 ° |
| Seat Tube Length | 380 mm | 410 mm | 440 mm | 470 mm |
| Head Tube Angle | 66.9 ° | 66.9 ° | 66.9 ° | 66.9 ° |
| Head Tube Length | 95 mm | 95 mm | 105 mm | 115 mm |
| Chainstay Length | 430 mm | 433 mm | 436 mm | 439 mm |
| Wheelbase | 1132 mm | 1155 mm | 1182 mm | 1209 mm |
| Bottom Bracket Drop | 57 mm | 57 mm | 57 mm | 57 mm |
| Standover Height | 711 mm | 711 mm | 717 mm | 738 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 |






















































