Helix - Specs

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STANDARD

The standard spec uses the latest bicycle industry standards such as 12mm thru-axle and direct mount chainring.

The highlights include: Shimano XT 160mm brake rotors, TRP dual piston disc brakes, Sram direct mount chainring, GXP bottom bracket and more.

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Drivetrain	Weight
10 speed derailleur	23.4 lbs (10.61 kg)
Alfine 11	26.0 lbs (11.8 kg)
1 speed	22.3 lbs (10.12 kg)

ULTRALIGHT

The ultralight spec includes a lighweight wheelset, hydraulic brakes, lighter crankset and for derailleur models a lighter drivetrain with 11 speeds.

The component set offers a weight reduction of just over 3lbs and is an upgrade for anyone looking for the industry's best components that are also lighter weight.

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Drivetrain	Weight
11 speed derailleur	20.3 lbs (9.210 kg)
Alfine 11	23.0 lbs (10.443 kg)
1 speed	19.6 lbs (8.913 kg)

Dimensions:

Note: Seatpost/Saddle can be removed to reduce folded dimensions.

Tire Diameter
23.0" (584.2mm)
With 1.5" wide Kenda Kwest

Length

28.0" (711.2mm)

27.5" (688.5mm)
Without Saddle

Height

25.0" (635mm)

23.5" (596.9mm)
Without Saddle

Width
10.5" (266.7mm)

Limits:

Max rider weight: 230 lb / 104 kg
Max loaded weight: 245 lb / 111 kg
Max tire width: 1.5" / 38.1mm
Max rider height: 6' 4" / 1.93m

Geometry:

Saddle to pedal spindle max/min height:

Seatpost	Max	Min
Regular	940.4mm (37")	603.8mm (23.8")
XL	980.4mm (38.6")	603.8mm (23.8")

Handlebar to saddle max/min: 713mm (28.07") / 596.5mm (23.48")

Reach: 459.3mm (18.08")

Head tube angle: 72 degrees

Seat tube angle actual: 74 degrees
(virtual range: 72-76 degrees)
angle is variable due to saddle stroke adjustability

Standover height: 655.3mm (25.8")

Head tube length: 110mm (4.33")

Wheelbase: 1056.6mm (41.6")

Chainstay length: 377mm (14.84")

Bottom bracket height: 303.6mm (11.95")

Trail: 67.3mm (2.65")

Tire to pedal spindle distance: 217.9mm (8.58")

Handlebar max/min height: 991.2mm (39.02") / 960.6mm (37.82")
height is adjustable by flipping stem and adjusting handlebar rotation

Bottom bracket drop: 6.7mm (0.26")

Stack height: 687.6mm (27.07")

Saddle angle: +/- 4 degrees

Saddle stroke: 100.0mm (3.94")

Seatpost diameter: 28.6mm (1.125")

For more information on specific dimensions and upgrading/modifying Helix, view the upgrade guide

Specs:

Standard	Ultralight
TRP Spyke Cable actuated, dual piston caliper	Formula Cura XC Hydraulic actuated, dual piston caliper with titanium mounting screws
Avid FR5 3D forged aluminum brake lever	Formula Cura XC Hydraulic brake with carbon fiber lever
Formula Monolithic Stainless steel rotor, IS 6-Bolt front / Centerlock rear (Front: 130g / Rear: 152g)	Ashima ARO-10 Stainless steel rotor with aluminum spider and titanium mounting screws (80g)
Jagwire KEB-SL Low friction compressionless brake cable and housing	Formula Kevlar Kevlar reinforced brake hose
Shimano Deore RD-M6000-GS 10 speed (290g)	Shimano Dura-Ace R9100-SS 11 speed, carbon fiber cage & rear body (148g)
Shimano Deore 10 speed, 3 downshift / 1 upshift (110g)	Shimano RS-700 11 speed, ball bearing, carbon fiber lever, 3 downshift / 2 upshift (108g)
Shimano HG-81 10 speed, stamped steel, aluminum spider (359g) 11, 13, 15, 17, 19, 21, 24, 28, 32, 36	e13 XCX 9-34t 11 speed, one piece machined steel for 9-30 and one piece machined aluminum for 34t (271g) 9, 11 ,13 ,15 ,17 ,19 ,21 ,24 ,27 ,30 ,34
FSA 10 speed Chain 10 speed (233g)	YBN SLA1210-TI Chain 11 speed (223g)
SRAM NX crankset & WTC chainring Crankset (667g) Chainring 42t (110g)	SRAM XX1 Eagle DUB Crankset (370g) Chainring 36t (65g)
SRAM GXP BB (108g)	SRAM DUB BB (72g)
Front wheel Rim: Alex SD20 (400g) Hub: Formula Helix (140g) Spokes: Pillar Nipples: Pillar brass Total: 734g	Front wheel Rim: Stan's Crest MK4 (300g) Hub: Formula Helix (140g) Spokes: Pillar double butted Nipples: Pillar aluminum Total: 600g
Thru-Axle wheel Rim: Alex SD20 (400g) Hub: Formula, Shimano driver, 24 POE (300g) Spokes: Pillar Nipples: Pillar brass Total: 876g	Thru-Axle wheel Rim: Stan's Crest MK4 (300g) Hub: HubSmith, XDR driver, 48 POE (215g) Spokes: Pillar double butted Nipples: Pillar aluminum Total: 684g
Alfine wheel Rim: Alex DP17 (400g) Hub: Shimano Alfine SG-S7001-11 (1690g) Spokes: Pillar Nipples: Pillar brass Total: 2266g	Alfine wheel Rim: Stan's Crest MK4 (300g) Hub: Shimano Alfine SG-S7001-11 (1690g) Spokes: Pillar double butted Nipples: Pillar aluminum Total: 2120g
Kenda Kwest Folding bead, 507-40 (24 x 1.5") (433g)	Helix Ultralight Tire Folding bead, puncture protection, 120tpi, 507-32 (24 x 1.25") (220g)
Single speed sprocket Andel 18t steel (50g)	Single speed sprocket Andel 16t Al (18g)
Kenda tube (110g-130g)	Tubolito Tubo-Road tube (46g)
Handlebar 7075 Al (212g)	Handlebar Yavis Carbon (145g)
fabric Scoop Elite Radius CrMo rails (268g)	Tioga Undercover Stratum Ti rails, 285mm x 140mm (190g)
Velo foam grips VLG-039 (16g/pair)	Velo foam lock on grips VLG-1545 (38g/pair)
Wellgo QRD-I Quick Release Wellgo M142 (326g pair inc. quick release mount)	Wellgo QRD-I Quick Release Wellgo M142 (326g pair inc. quick release mount)
Dropouts Titanium (97g/pair)	Dropouts Titanium (97g/pair)

Standard

Ultralight

TRP Spyke

Cable actuated, dual piston caliper

Formula Cura XC

Hydraulic actuated, dual piston caliper with titanium mounting screws

Avid FR5

3D forged aluminum brake lever

Formula Cura XC

Hydraulic brake with carbon fiber lever

Formula Monolithic

Stainless steel rotor, IS 6-Bolt front / Centerlock rear (Front: 130g / Rear: 152g)

Ashima ARO-10

Stainless steel rotor with aluminum spider and titanium mounting screws (80g)

Jagwire KEB-SL

Low friction compressionless brake cable and housing

Formula Kevlar

Kevlar reinforced brake hose

Shimano Deore RD-M6000-GS

10 speed (290g)

Shimano Dura-Ace R9100-SS

11 speed, carbon fiber cage & rear body (148g)

Shimano Deore

10 speed, 3 downshift / 1 upshift (110g)

Shimano RS-700

11 speed, ball bearing, carbon fiber lever, 3 downshift / 2 upshift (108g)

Shimano HG-81

10 speed, stamped steel, aluminum spider (359g)

11, 13, 15, 17, 19, 21, 24, 28, 32, 36

e13 XCX 9-34t

11 speed, one piece machined steel for 9-30 and one piece machined aluminum for 34t (271g)

9, 11 ,13 ,15 ,17 ,19 ,21 ,24 ,27 ,30 ,34

FSA 10 speed Chain

10 speed (233g)

YBN SLA1210-TI Chain

11 speed (223g)

SRAM NX crankset &
WTC chainring

Crankset (667g)

Chainring 42t (110g)

SRAM XX1 Eagle DUB

Crankset (370g)

Chainring 36t (65g)

SRAM GXP BB

(108g)

SRAM DUB BB

(72g)

Front wheel

Rim: Alex SD20 (400g)

Hub: Formula Helix (140g)

Spokes: Pillar

Nipples: Pillar brass

Total: 734g

Front wheel

Rim: Stan's Crest MK4 (300g)

Hub: Formula Helix (140g)

Spokes: Pillar double butted

Nipples: Pillar aluminum

Total: 600g

Thru-Axle wheel

Rim: Alex SD20 (400g)

Hub: Formula, Shimano driver, 24 POE (300g)

Spokes: Pillar

Nipples: Pillar brass

Total: 876g

Thru-Axle wheel

Rim: Stan's Crest MK4 (300g)

Hub: HubSmith, XDR driver, 48 POE (215g)

Spokes: Pillar double butted

Nipples: Pillar aluminum

Total: 684g

Alfine wheel

Rim: Alex DP17 (400g)

Hub: Shimano Alfine SG-S7001-11 (1690g)

Spokes: Pillar

Nipples: Pillar brass

Total: 2266g

Alfine wheel

Rim: Stan's Crest MK4 (300g)

Hub: Shimano Alfine SG-S7001-11 (1690g)

Spokes: Pillar double butted

Nipples: Pillar aluminum

Total: 2120g

Kenda Kwest

Folding bead, 507-40 (24 x 1.5") (433g)

Helix Ultralight Tire

Folding bead, puncture protection, 120tpi, 507-32 (24 x 1.25") (220g)

Single speed sprocket

Andel 18t steel (50g)

Single speed sprocket

Andel 16t Al (18g)

Kenda tube

(110g-130g)

Tubolito Tubo-Road tube

(46g)

Handlebar

7075 Al (212g)

Handlebar

Yavis Carbon (145g)

fabric Scoop Elite Radius

CrMo rails (268g)

Tioga Undercover Stratum

Ti rails, 285mm x 140mm (190g)

Velo foam grips

VLG-039 (16g/pair)

Velo foam lock on grips

VLG-1545 (38g/pair)

Wellgo QRD-I Quick Release

Wellgo M142 (326g pair inc. quick release mount)

Wellgo QRD-I Quick Release

Wellgo M142 (326g pair inc. quick release mount)

Dropouts

Titanium (97g/pair)

Dropouts

Titanium (97g/pair)

Gearing:

Standard

Crankarm Length	165mm
Chainring	42t
Cassette	Shimano HG-81 (327% range)

Sprocket (teeth)	11	13	15	17	19	21	24	28	32	36
Gear Inches	90.5	76.5	66.3	58.5	52.4	47.4	41.5	35.5	31.1	27.6
Gear Ratio	3.8	3.2	2.8	2.5	2.2	2.0	1.8	1.5	1.3	1.2
km/h @ 60 rpm	26	22	19.1	16.8	15.1	13.6	11.9	10.2	8.9	7.9
km/h @ 80 rpm	34.7	29.3	25.4	22.4	20.1	18.2	15.9	13.6	11.9	10.6
km/h @ 100 rpm	43.3	36.6	31.8	28	25.1	22.7	19.9	17	14.9	13.2
km/h @ 120 rpm	52	44	38.1	33.6	30.1	27.2	23.9	20.4	17.9	15.9

Crankarm Length	165mm
Chainring	42t
Rear Sprocket	Alfine 22t
Hub	Alfine 11 SG-S7001-11 (409% range)

Gear	11	10	9	8	7	6	5	4	3	2	1
Gear Inches	89.9	78.8	69.6	61.0	53.9	47.3	41.5	36.7	32.1	28.4	22.0
Gear Ratio (adjusted to 22t)	4.1	3.6	3.2	2.8	2.5	2.2	1.9	1.7	1.5	1.3	1.0
km/h @ 60 rpm	25.8	22.6	20	17.5	15.5	13.6	11.9	10.5	9.2	8.2	6.3
km/h @ 80 rpm	34.4	30.2	26.7	23.4	20.7	18.1	15.9	14.1	12.3	10.9	8.4
km/h @ 100 rpm	43.1	37.7	33.3	29.2	25.8	22.7	19.9	17.6	15.4	13.6	10.5
km/h @ 120 rpm	51.7	45.3	40	35.1	31	27.2	23.9	21.1	18.4	16.3	12.6

Crankarm Length	165mm
Chainring	42t
Sprocket	18t
Gear Inches	55.3
Gear Ratio	2.3
km/h @ 60 rpm	15.9
km/h @ 80 rpm	21.2
km/h @ 100 rpm	26.5
km/h @ 120 rpm	31.8

Ultralight

11 Speed Derailleur
11 Speed Alfine

Crankarm Length	165mm
Chainring	36t
Cassette	e13 XCX 9-34t (378% range)

Sprocket (teeth)	9	11	13	15	17	19	21	24	27	30	34
Gear Inches	94.8	77.5	65.6	56.9	50.2	44.9	40.6	35.5	31.6	28.4	25.1
Gear Ratio	4.0	3.3	2.8	2.4	2.1	1.9	1.7	1.5	1.3	1.2	1.1
km/h @ 60 rpm	27.2	22.3	18.9	16.4	14.4	12.9	11.7	10.2	9.1	8.2	7.2
km/h @ 80 rpm	36.3	29.7	25.1	21.8	19.2	17.2	15.6	13.6	12.1	10.9	9.6
km/h @ 100 rpm	45.4	37.1	31.4	27.3	24	21.5	19.4	17	15.1	13.6	12
km/h @ 120 rpm	54.5	44.5	37.7	32.7	28.9	25.8	23.3	20.4	18.2	16.3	14.4

Crankarm Length	165mm
Chainring	36t
Rear Sprocket	Alfine 20t
Hub	Alfine 11 SG-S7001-11 (409% range)

Gear	11	10	9	8	7	6	5	4	3	2	1
Gear Inches	89.9	78.8	69.6	61.0	53.9	47.3	41.5	36.7	32.1	28.4	22.0
Gear Ratio (adjusted to 20t)	3.9	3.4	3.0	2.6	2.3	2.0	1.8	1.6	1.4	1.2	1.0
km/h @ 60 rpm	25.8	22.6	20	17.5	15.5	13.6	11.9	10.5	9.2	8.2	6.3
km/h @ 80 rpm	34.4	30.2	26.7	23.4	20.7	18.1	15.9	14.1	12.3	10.9	8.4
km/h @ 100 rpm	43.1	37.7	33.3	29.2	25.8	22.7	19.9	17.6	15.4	13.6	10.5
km/h @ 120 rpm	51.7	45.3	40	35.1	31	27.2	23.9	21.1	18.4	16.3	12.6

We reserve the right to make changes to the product information contained on this site at any time without notice, including with respect to equipment, specifications, models, materials, and pricing. Due to supply chain issues, compatible parts may be substituted at any time without notice. Bike and frame weights are based off pre-production frames at time of publication. Weights may vary in final production.