
SRAM PC-870 Chain One Color, 8 Speed, 114 Links
8 Speed, 114 Links
Replacement option · verify fit
Velopedia Bicycle Archive
Original specifications: Shimano Acera · 8-speed rear derailleur · 27.5 wheels.
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At a glance
| Frame Construction | Specialized A1 Premium Aluminum, Women's Recreational XC Geometry, women's butted tubesets, forged dropouts, replaceable derailleur hanger, kickstand mount |
|---|---|
| Frame Material | Aluminum |
| Fork | Custom SR Suntour XCT 650b, w/ custom Multi-Circuit Damping, alloy lowers, custom coil/MCU spring weights, Hi-Ten 28mm stanchions, 1-1/8" steerer, hydraulic lockout w/ preload adjust, disc mount, 80mm travel |
| Fork Material | Suspension |
| Component Group | Mountian mix |
|---|---|
| Shifters | Shimano Altus Rapidfire Plus, SL type, w/ optical display |
| Front Derailleur | Shimano Altus, high mount, bottom swing, dual-pull |
| Rear Derailleur | Shimano Acera, 8-speed, SGS cage |
| Crankset | Specialized Stout, forged alloy, 8-speed, square taper spindle |
| Bottom Bracket | Square taper, cartridge bearings |
| Rear Cogs | Sunrace, 8-speed, 11-34 |
| Chain | KMC X8, 8-speed, reusable Missing Link |
| Pedals | Composite platform, w/ reflectors, 9/16" |
| Brakes | Tektro Auriga, hydraulic disc, resin/metallic pads, tooled women's reach adjust |
|---|
| Headset | 1-1/8" upper/lower, Zerostack 44, steel cups, loose ball bearings |
|---|---|
| Handlebar | Specialized, low rise, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm |
| Stem | Specialized 3D forged alloy, 4-bolt, 7-degree rise, anti-corrosion hardware |
| Saddle | Body Geometry Women's Riva Sport Plus, steel rails, 155mm |
| Seatpost | Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm, anti-corrosion hardware |
| Hubs | Specialized Hi Lo disc, alloy double-sealed, ground race, QR, 32h, Specialized Hi Lo disc, alloy, double-sealed, loose ball bearings, QR, 32h |
|---|---|
| Rims | Specialized Stout, 650b disc, alloy double-wall, pin joint, 25mm inner width, 32h |
| Spokes | Stainless, 14g, w/ brass nipple |
| Front Tire | Specialized Fast Trak Sport, 40TPI, wire bead, Flak Jacket protection, 650bx2.0", Specialized Fast Trak Sport, 40TPI, wire bead, Flak Jacket protection, 650bx2.0" |
| Wheel Size | 27.5 |
Parts & serviceability

8 Speed, 114 Links
Replacement option · verify fit

30.9x400mm
Replacement option · verify fit
Based on the original build. Confirm the model, size and fit before ordering; installed parts may differ. 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.
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.
Archived: 2015 Specialized Jynx Sport 650B · Mountain Hardtail · Published sizes: XS, S, M, L
Archived: Frame: Specialized A1 Premium Aluminum, Women's Recreational XC Geometry, women's butted tubesets, forged dropouts, replaceable derailleur hanger, kickstand mount · Fork: Custom SR Suntour XCT 650b, w/ custom Multi-Circuit Damping, alloy lowers, custom coil/MCU spring weights, Hi-Ten 28mm stanchions, 1-1/8" steerer, hydraulic lockout w/ preload adjust, disc mount, 80mm travel · Suspension
Archived: Fork: Custom SR Suntour XCT 650b, w/ custom Multi-Circuit Damping, alloy lowers, custom coil/MCU spring weights, Hi-Ten 28mm stanchions, 1-1/8" steerer, hydraulic lockout w/ preload adjust, disc mount, 80mm travel
Archived: Group: Mountian mix · Shifters: Shimano Altus Rapidfire Plus, SL type, w/ optical display · Front derailleur: Shimano Altus, high mount, bottom swing, dual-pull · Rear derailleur: Shimano Acera, 8-speed, SGS cage · Crankset: Specialized Stout, forged alloy, 8-speed, square taper spindle · Bottom bracket: Square taper, cartridge bearings · Rear cogs: Sunrace, 8-speed, 11-34 · Chain: KMC X8, 8-speed, reusable Missing Link
Archived: Brakes: Tektro Auriga, hydraulic disc, resin/metallic pads, tooled women's reach adjust
Archived: Wheel size: 27.5 · Rims: Specialized Stout, 650b disc, alloy double-wall, pin joint, 25mm inner width, 32h · Hubs: Specialized Hi Lo disc, alloy double-sealed, ground race, QR, 32h, Specialized Hi Lo disc, alloy, double-sealed, loose ball bearings, QR, 32h · Front tire: Specialized Fast Trak Sport, 40TPI, wire bead, Flak Jacket protection, 650bx2.0", Specialized Fast Trak Sport, 40TPI, wire bead, Flak Jacket protection, 650bx2.0"
Archived: Headset: 1-1/8" upper/lower, Zerostack 44, steel cups, loose ball bearings · Handlebar: Specialized, low rise, double butted 6061 alloy, 9-degree backsweep, 5-degree upsweep, 15mm rise, 31.8mm · Stem: Specialized 3D forged alloy, 4-bolt, 7-degree rise, anti-corrosion hardware · Seatpost: Alloy, 2-bolt, micro-adjust, 12.5mm offset, 30.9mm, anti-corrosion hardware · Saddle: Body Geometry Women's Riva Sport Plus, steel rails, 155mm · Pedals: Composite platform, w/ reflectors, 9/16"
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Specifications are presented as a reference. Components may vary by market, size, production run, or later manufacturer revisions.