
Velopedia Bicycle Archive
2021 Kona Process 134 DL 29
Original manufacturer specifications including 29" wheels, geometry for 4 published sizes.
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What Velopedia knows
- Model year
- 2021
- Category
- Mountain
- Original MSRP
- $3,899.00
- Sizes
- S, M, L, XL
- Colors
- Gloss Metallic Emerald Green w/ Orange & Black Decals
- Geometry
- 4 manufacturer sizes · Geometry context
- Record coverage
- 24 preserved details · archived image · original MSRP · preserved geometry
- Archive ID
- 900001968
Frameset
| Frame Construction | Kona 6061 Aluminum Butted 134mm Travel |
|---|---|
| Frame Material | Aluminum |
| Fork | RockShox Pike Select RC charger DebonAir 140mm Tapered 110mm Spacing |
| Rear Shock | RockShox Deluxe Ultimate Trunnion |
Drivetrain
| Shifters | SRAM NX-Eagle |
|---|---|
| Front Derailleur | n/a |
| Rear Derailleur | SRAM GX-Eagle |
| Crankset | SRAM NX Eagle DUB; Chainring: 32t X-Sync Eagle |
| Bottom Bracket | SRAM DUB PF92 |
| Cassette | SRAM NX-Eagle 11-50t 12spd |
| Chain | SRAM SX-Eagle |
| Pedals | n/a |
Brakes
| Brakes | Brake Calipers: SRAM G2 RS; Front Brake Rotor: SRAM Centerline 200mm; Rear Brake Rotor: SRAM Centerline 180mm; Brake Levers: SRAM G2 RS |
|---|
Cockpit & Contact Points
| Headset | FSA Orbit 1.5 EP ZS |
|---|---|
| Handlebar | Kona XC/BC 35 |
| Stem | Kona XC/BC 35 |
| Saddle | WTB Volt |
| Seatpost | TranzX Dropper +RAD Internal 31.6mm |
Wheels & Tires
| Hubs | (F) Formula 110x15mm / (R) Formula 148x12mm |
|---|---|
| Rims | WTB KOM Light i30 TCS |
| Spokes | Stainless Black 14g |
| Front Tire | Maxxis Minion DHF EXO TR 3C 29x2.5" WT |
| Rear Tire | Maxxis Dissector EXO TR 3C 29x2.4" WT |
| Wheel Size | 29" |
Size-specific frame data
Geometry
Manufacturer-published geometry normalized for consistent archival comparison. Effective top tube and reach remain separate measurements because they describe different aspects of fit.
| Measurement | S | M | L | XL |
|---|---|---|---|---|
| Seat tube | 385 mm | 410 mm | 450 mm | 485 mm |
| Top tube | 569 mm | 596 mm | 625 mm | 664 mm |
| Head tube | 93 mm | 98 mm | 109 mm | 120 mm |
| Head-tube angle | 66° | 66° | 66° | 66° |
| Seat-tube angle | 76.5° | 76.5° | 76.3° | 76.2° |
| Chainstay / rear center | 427 mm | 427 mm | 427 mm | 427 mm |
| Wheelbase | 1159 mm | 1186 mm | 1216 mm | 1255 mm |
| Bottom-bracket drop | 33 mm | 33 mm | 33 mm | 33 mm |
| Bottom-bracket height | 342 mm | 342 mm | 342 mm | 342 mm |
| Reach | 425 mm | 450 mm | 475 mm | 510 mm |
| Stack | 601 mm | 605 mm | 615 mm | 625 mm |
| Standover height | 715 mm | 725 mm | 725 mm | 725 mm |
| Fork offset / rake | 51 mm | 51 mm | 51 mm | 51 mm |
| Front center | 734 mm | 761 mm | 791 mm | 830 mm |
| Fork length / axle-to-crown | 551 mm | 551 mm | 551 mm | 551 mm |
Geometry source: Kona first-party archive metric geometry table ↗ Measurements can vary by configuration, wheel size, or flip-chip position where noted by the manufacturer.
Geometry tools
Analyze a published size
S geometry
Archive context: The chainstay of 427 mm sits somewhat shorter than typical. The seat angle of 76.5° sits somewhat steeper than typical. Its bottom-bracket drop of 33 mm sits somewhat shallower than typical.
Compared with 86 distinct mountain geometries in the Small-equivalent size cohort from model years 2019–2023 in the Velopedia archive.M geometry
Archive context: The chainstay of 427 mm sits toward the shorter rear-center end. Its stack of 605 mm sits toward the lower end. Its bottom-bracket drop of 33 mm sits somewhat shallower than typical.
Compared with 86 distinct mountain geometries in the Medium-equivalent size cohort from model years 2019–2023 in the Velopedia archive.L geometry
Archive context: The chainstay of 427 mm sits toward the shorter rear-center end. Its stack of 615 mm sits somewhat lower than typical. Its bottom-bracket drop of 33 mm sits somewhat shallower than typical.
Compared with 79 distinct mountain geometries in the Large-equivalent size cohort from model years 2019–2023 in the Velopedia archive.XL geometry
Archive context: The chainstay of 427 mm sits toward the shorter rear-center end. Its stack of 625 mm sits toward the lower end. Its bottom-bracket drop of 33 mm sits somewhat shallower than typical.
Compared with 71 distinct mountain geometries in the XL-equivalent size cohort from model years 2019–2023 in the Velopedia archive.Parts & serviceability
Find replacement parts
More qualified parts (6)
Searches use the archived manufacturer specification, not the components currently installed on a particular bicycle. Confirm the exact model, size and fit before ordering. As an Amazon Associate I earn from qualifying purchases. Velopedia may also earn from qualifying eBay purchases. Velopedia may also earn from qualifying retailer purchases. Commercial relationships do not influence Archive specifications or analysis.
Used-bike inspection
If you’re buying this bike used
Before any test ride: both brakes should stop the bike firmly and release cleanly; both wheels should run true and be securely attached; tires should have no casing damage; and the headset, handlebar, stem, cranks and pedals should have no looseness or play.
Follow the full used-bike inspection order →- FrameLook closely for dents and hairline cracks around welds, the head tube and bottom-bracket area. Cosmetic scratches matter less than a change in shape or a crack line.Inspect the frame and fork →
- BrakesTest each brake separately and confirm it stops firmly and releases cleanly. Inspect the pads and braking surfaces for wear or contamination, and check the cables or hoses for damage.Inspect the brakes →
- SuspensionAsk when the fork and shock were last serviced. Check the stanchions for damage, look for oil at the seals, cycle both units through their travel and test the suspension pivots for play.Evaluate the suspension →
- DrivetrainShift through every gear under light load and measure chain wear. Confirm that the shifter, derailleur, chain and cassette belong to the same 12-speed system.Check drivetrain wear →
- Wheels & tiresSpin both wheels and watch the rims for side-to-side or vertical movement. Check for dents, cracks, loose or uneven spokes and hub play, then inspect both tire casings for cuts, cracking or exposed threads.Check wheels and tires →
Bike-specific inspection checklist 22 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: 2021 Kona Process 134 DL 29 · Mountain · Published sizes: S, M, L, XL
Frame and fork
Inspect the frame and fork →Archived: Frame: Kona 6061 Aluminum Butted 134mm Travel · Fork: RockShox Pike Select RC charger DebonAir 140mm Tapered 110mm Spacing
Suspension
Evaluate the suspension →Archived: Fork: RockShox Pike Select RC charger DebonAir 140mm Tapered 110mm Spacing · Rear shock: RockShox Deluxe Ultimate Trunnion
Drivetrain
Check drivetrain wear →Archived: Shifters: SRAM NX-Eagle · Rear derailleur: SRAM GX-Eagle · Crankset: SRAM NX Eagle DUB; Chainring: 32t X-Sync Eagle · Bottom bracket: SRAM DUB PF92 · Cassette: SRAM NX-Eagle 11-50t 12spd · Chain: SRAM SX-Eagle
Brakes
Inspect the brakes →Archived: Brakes: Brake Calipers: SRAM G2 RS; Front Brake Rotor: SRAM Centerline 200mm; Rear Brake Rotor: SRAM Centerline 180mm; Brake Levers: SRAM G2 RS
Wheels and tires
Check wheels and tires →Archived: Wheel size: 29" · Rims: WTB KOM Light i30 TCS · Hubs: (F) Formula 110x15mm / (R) Formula 148x12mm · Front tire: Maxxis Minion DHF EXO TR 3C 29x2.5" WT · Rear tire: Maxxis Dissector EXO TR 3C 29x2.4" WT
Controls and contact points
Archived: Headset: FSA Orbit 1.5 EP ZS · Handlebar: Kona XC/BC 35 · Stem: Kona XC/BC 35 · Seatpost: TranzX Dropper +RAD Internal 31.6mm · Saddle: WTB Volt
Before and during the test ride
Follow the full used-bike inspection order →Build relationships are limited to the archived manufacturer specifications. Confirm exact fit and standards before ordering parts or performing service.
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.




