Rear tire: 29×2.25.
Velopedia Bicycle Archive
2023 Rocky Mountain Fusion 10
Original specifications: 29" wheels · 30.5 LBS|13.8 KGS published weight · geometry for 4 published sizes.
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At a glance
Archive #900004802- Model year
- 2023
- Category
- Mountain
- Original MSRP
- $799.00
- Sizes
- S, M, L, XL
- Colors
- Black/Red, Blue/Green
- Weight
- 30.5 LBS|13.8 KGS
- Geometry
- 4 manufacturer sizes
- In this record
- 21 specifications · 2 archived images · original MSRP · geometry
Model history 2 other years
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Identification clues
2023 archived details
- Published colors
- Black/Red, Blue/Green
- Frame
- Aluminum
Clues, not proof of model year. Colors vary and components may have been replaced.
Original buildAluminum · 29"
Frameset
| Frame Construction | Rocky Mountain 6061 Alloy | Threaded BB | Zero Stack Tapered Headtube Rear Triangle |
|---|---|
| Frame Material | Aluminum |
| Fork | Suntour XCM 100mm |
Drivetrain
| Shifters | MicroShift Xpress Plus 9spd |
|---|---|
| Rear Derailleur | MicroShift Advent With Clutch |
| Crankset | Rocky Mountain Microdrive 3PC | 30T |76mm Asymmetrical BCD | Crank Length: XS-SM-MD = 170-mm | LG - XL = 175mm |
| Bottom Bracket | Sealed Cartridge Bearing |
| Cassette | MicroShift CS-H093 11-42T |
| Chain | KMC X9 |
Brakes
| Brakes | Shimano MT4100 2 Piston | Resin Pads | F:Shimano RT10 160mm | R:Shimano RT10 160mm |
|---|
Cockpit & Contact Points
| Headset | Rocky Mountain | Loose Ball Bearings | 1-1/8" Reducer Crown Race |
|---|---|
| Handlebar | Rocky Mountain XC | 740mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp |
| Stem | Rocky Mountain 31.8 XC | 7° Rise | All Sizes = 50mm |
| Saddle | Rocky Mountain 148 Steel |
| Seatpost | Rocky Mountain 30.9mm |
Wheels & Tires
| Hubs | Front: Shimano TX505; Rear: Shimano TX505 |
|---|---|
| Rims | Rocky Mountain TR25 Tubeless | 32H | Tubeless Compatible - Tape / Valves / Sealant Not Incl |
| Spokes | 2.0 Stainless |
| Front Tire | WTB Ranger Comp 29 x 2.25 |
| Rear Tire | WTB Ranger Comp 29 x 2.25 |
| Wheel Size | 29" |
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Geometry
Frame measurements by size.
Frame diagram
Select an available measurement to locate it on the frame.
All geometry measurements4 sizes · 12 measurements
| Measurement | SM · 29″ | MD · 29″ | LG · 29″ | XL · 29″ |
|---|---|---|---|---|
| Seat tube | 380 mm | 420 mm | 445 mm | 480 mm |
| Effective top tube | 589 mm | 616 mm | 643 mm | 671 mm |
| Head tube | 95 mm | 100 mm | 110 mm | 120 mm |
| Head-tube angle | 66.5° | 66.5° | 66.5° | 66.5° |
| Seat-tube angle | 74.5° | 74.5° | 74.5° | 74.5° |
| Chainstay / rear center | 445 mm | 445 mm | 445 mm | 445 mm |
| Wheelbase | 1153 mm | 1180 mm | 1209 mm | 1238 mm |
| Bottom-bracket drop | 60 mm | 60 mm | 60 mm | 60 mm |
| Reach | 425 mm | 450 mm | 475 mm | 500 mm |
| Stack | 593 mm | 598 mm | 607 mm | 616 mm |
| Standover height | 763 mm | 776 mm | 786 mm | 801 mm |
| Wheel size | 29 | 29 | 29 | 29 |
Dimensions as recorded.
Gearing
Lower gears help on climbs. Higher gears suit higher speeds.
RPM = pedal turns per minute.
How it works
Ratio = front teeth ÷ rear teeth. Hub gears also include the hub’s internal ratio. A 400% range means the highest ratio is four times the lowest.
Speeds are estimates from tire size and pedal cadence. Actual speeds vary.
Try your current gearingChanged tires or gears? Calculate your setup.
Your changes apply to this calculation. The archived build stays unchanged.
Gearing results
| Measure | Original | Your setup |
|---|---|---|
| Lowest ratio | — | — |
| Highest ratio | — | — |
| Total range | — | — |
| Lowest-gear speed | — | — |
| Highest-gear speed | — | — |
Speeds are estimates. These calculations do not establish component compatibility or available tire clearance.
Parts & serviceability
Find replacement parts

Race Face Ride XC Seatpost Black, 30.9x375mm
Replacement option
More parts (2)Fewer parts
Based on the original build. Check fit and installed parts before ordering. Affiliate links may earn Velopedia a commission. As an Amazon Associate I earn from qualifying purchases.
Service essentialsQuick reference before buying parts
Archived specifications for reference. Check the fitted parts before ordering.
- Drivetrain
- 9-speedCheck: Match the installed drivetrain family, not just its speed count.
- Seatpost diameter
- 30.9 mmCheck: Read the post’s diameter marking; seat-clamp size differs.
- Bottom bracket / shell
- Sealed Cartridge BearingCheck: Verify shell type and width, crank interface, and spindle length or spacers.
Not confirmed in this record: Front tire · Rear tire. Check the fitted parts for these details.
Bike-specific inspection checklist 21 checks based on 6 archived component groups Open checklistClose checklist
This checklist uses the archived equipment for this bike. It cannot confirm the condition, service history or later component changes of the example in front of you.
Identity and fit
Follow the full used-bike inspection order →Archived: 2023 Rocky Mountain Fusion 10 · Mountain · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: Rocky Mountain 6061 Alloy | Threaded BB | Zero Stack Tapered Headtube Rear Triangle · Fork: Suntour XCM 100mm
Suspension
Evaluate the suspension →Archived: Fork: Suntour XCM 100mm
Drivetrain
Check drivetrain wear →Archived: Shifters: MicroShift Xpress Plus 9spd · Rear derailleur: MicroShift Advent With Clutch · Crankset: Rocky Mountain Microdrive 3PC | 30T |76mm Asymmetrical BCD | Crank Length: XS-SM-MD = 170-mm | LG - XL = 175mm · Bottom bracket: Sealed Cartridge Bearing · Cassette: MicroShift CS-H093 11-42T · Chain: KMC X9
Brakes
Inspect the brakes →Archived: Brakes: Shimano MT4100 2 Piston | Resin Pads | F:Shimano RT10 160mm | R:Shimano RT10 160mm
Wheels and tires
Check wheels and tires →Archived: Wheel size: 29" · Rims: Rocky Mountain TR25 Tubeless | 32H | Tubeless Compatible - Tape / Valves / Sealant Not Incl · Hubs: Front: Shimano TX505; Rear: Shimano TX505
Controls and contact points
Archived: Headset: Rocky Mountain | Loose Ball Bearings | 1-1/8" Reducer Crown Race · Handlebar: Rocky Mountain XC | 740mm Width | 25mm Rise | 9° Backsweep | 5° Upsweep | 31.8 Clamp · Stem: Rocky Mountain 31.8 XC | 7° Rise | All Sizes = 50mm · Seatpost: Rocky Mountain 30.9mm · Saddle: Rocky Mountain 148 Steel
Before and during the test ride
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Gallery2 images
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.





