Partimos Alloy
Partimos Alloy
SKU: 45389
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DELIVERY TIMES
Germany: 2 - 4 working days
EU countries: 4 – 8 working days
The Haro Partimos Alloy brings uncompromising race performance to a modern aluminum platform. Featuring the same race geometry as our carbon Partimos models , a high-quality aluminum frame with smooth welds and UDH mounts, the Partimos Alloy stands for precision, stability, and future-proof design.
The aerodynamic seatpost , fully integrated cable routing , and Vision SC 30 carbon wheels clearly elevate this bike above classic aluminum road bikes. Equipped with Shimano 105 Di2 electronic shifting precision, it delivers fast, reliable gear changes at a race level.
A racing bike for those seeking honest performance, modern technology and a clean design — built for speed, developed from racing experience .

Race DNA. Alloy Precision.
Electronic Shimano 105 Di2 performance, built on a race-ready alloy frame.
Refined Alloy Race Frame
Race-oriented aluminum frame with cleanly smoothed, flat welds.for a high-quality appearance and high structural rigidity. With aTotal weight of approximately 8.35 kgThe Partimos Alloy positions itself significantly above the class average of modern aluminum racing bikes.Identical geometry to the Carbon-Partimos platformThis ensures precise handling, high efficiency and true racing performance.UDH recordingIntegrated cable management and modern standards make the frame future-proof.
Design – Transparent Black Fade
TheTransparent Black FadeThe paintwork underscores the sporty character of the Partimos Alloy. The dark gradient emphasizes the clean lines of the frame and subtly reveals the material structure. Minimalist graphics and carefully chosen contrasting details create a modern, race-oriented look.
A design that conveys speed —clean, focused and uncompromisingly sporty.
Instant shifts. Total control.
TheShimano 105 Di2The groupset delivers race-level electronic precision. Fast, reliable gear changes and a clearly defined shifting logic ensure maximum control in every situation. Combined with the hydraulic disc brakes, it offers consistent performance in all conditions.
A drive that picks up speed —precise, efficient and uncompromisingly reliable.
PRODUCT INFORMATION
DESCRIPTION
- Lightweight Partimos Alloy road bike frame
Race-oriented aluminum frame with smoothed welds, identical geometry to the carbon Partimos platform, integrated cable routing, and UDH mount for modern drive systems - Full carbon fork strong>
Precise steering and effective vibration damping for maximum control and efficiency at high speeds - Vision SC30 carbon wheels strong>
Lightweight 30 mm carbon disc wheelset with tubeless-ready rims for high stiffness, direct acceleration, and improved aerodynamics. - Approx. 8.25 kg total weight (size 54)
Exceptionally light for a modern aluminum road bike with disc brakes, electronic shifting, and carbon wheels - Shimano 105 Di2 groupset
Electronic 12-speed shifting with fast, precise gear changes and reliable race-level performance - High-quality frame workmanship
Cleanly smoothed weld seams and reduced transitions for an elegant look and high structural rigidity - Selle San Marco Shortfit 2.0 saddle strong>
Sporty, compact shape with ergonomic relief zone for comfort during intense training sessions and long rides - Partimos carbon seat post
Lightweight carbon seat post for additional vibration damping and a clean, aerodynamic overall look
SPECIFICATIONS
| Components | Specifications |
|---|---|
| Frame | Partimos Alloy Frame, Seamless flat welds, internal cable routing, flat mount disc, UDH compatible |
| Fork | Full Carbon Fork with tapered carbon steerer and internal routing |
| Colors | - |
| Weight | 8,26 Kg |
| Cranks | Shimano 105 FC-R7100 50-34T; 165mm (48), 170mm (51), 172.5mm (54/56), 175mm (58/61) |
| Pedals | - |
| Chain | Shimano 12-speed HG Chain |
| Bottom Bracket | T47, 76.75mm, Ø24mm |
| Front Derailleur | Shimano 105 Di2 FD-R7150 |
| Rear Derailleur | Shimano 105 Di2 12-speed RD-R7150 |
| Shifter | Shimano 105 Di2 12-speed ST-R7170 |
| Freewheel / Cassette | Shimano 105 12-speed, 11-34T |
| WHEELS | |
| Tires | Vittoria Zaffiro Pro V, 700x28c |
| Wheelset | Vision SC30 Carbon Disc Wheelset, Tubeless Ready |
| BRAKING SYSTEM | |
| Brakes | Shimano 105 Hydraulic Disc Brakes, 160mm Center Lock Rotors |
| Brake Levers | - |
| OTHER COMPONENTS | |
| Grips/Tape | Ciclovation Advanced, Leather Touch, 3mm |
| Handlebar | BLKTEC Alloy; 380mm (48/51), 400mm (54/56), 420mm (58/61) |
| Stem | BLKTEC Alloy AL6061-T6; 90mm (48), 100mm (51/54), 110mm (56/58), 120mm (61) |
| Headset | Token Integrated Headset with internal cable routing |
| Saddle | Selle San Marco Shortfit Open-Fit |
| Seat Post | Alloy Seatpost; 300mm (48/51), 350mm (54/56), 400mm (58/61) |
| Seat Clamp | Internal |
| Extras | Includes Tubeless Valves, Rim Tape and Sealant |
GEOMETRY
| SIZE | 48 | 51 | 54 | 56 | 58 | 61 |
|---|---|---|---|---|---|---|
| Top Tube (Effective) | 518mm | 533mm | 549mm | 565mm | 581mm | 605mm |
| Seat Tube (C-T) | 430mm | 470mm | 510mm | 536mm | 558mm | 590mm |
| Stack Height | 513mm | 533mm | 553mm | 574mm | 594mm | 624mm |
| Reach | 374mm | 383mm | 387mm | 393mm | 398mm | 406mm |
| Standover | 721mm | 753mm | 786mm | 809mm | 832mm | 862mm |
| Head Tube Length | 110mm | 130mm | 153mm | 164mm | 188mm | 220mm |
| Head Angle | 70.9° | 71.2° | 71.2° | 73° | 73° | 73° |
| Seat Angle | 74.6° | 74.3° | 74.3° | 73.3° | 72.9° | 72.3° |
| Wheel Base | 983mm | 997mm | 1009mm | 995mm | 1008mm | 1025mm |
| Chainstay | 408mm | 408mm | 408mm | 408mm | 408mm | 408mm |
| BB Drop | 74mm | 74mm | 72mm | 72mm | 69mm | 69mm |
| Axle to Crown | 376mm | 376mm | 376mm | 376mm | 376mm | 376mm |
| Fork Offset | 53mm | 53mm | 53mm | 45mm | 45mm | 45mm |
| Stem Length | 90mm | 100mm | 100mm | 110mm | 110mm | 120mm |
| Bar Width | 380mm | 380mm | 400mm | 400mm | 420mm | 420mm |
| Crank Length | 165mm | 170mm | 172.5mm | 172.5mm | 175mm | 175mm |
| Trail | 62.7mm | 60.4mm | 60.7mm | 57.8mm | 57.8mm | 57.8mm |
| Wheel Size | 700c | 700c | 700c | 700c | 700c | 700c |
SIZING GUIDE
| Size | Inches | CM |
|---|---|---|
| 48 | 5'1" - 5'4" | 153 - 163 |
| 51 | 5'4" - 5'7" | 163 - 172 |
| 54 | 5'7" - 5'9" | 172 - 178 |
| 56 | 5'9" - 5'11" | 178 - 185 |
| 58 | 5'11" - 6'2" | 185 - 192 |
| 61 | 6'2" - 6'5" | 190 - 198 |