Santa Cruz Vala GX AXSWhat makes the Santa Cruz with Bosch motor so good?

Jan Timmermann

 · 21.02.2025

The new Santa Cruz Vala beat the other test bikes in our points classification. We reveal why.
Photo: Max Fuchs

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The Santa Cruz Vala is the first e-bike from the Americans with a Bosch motor and immediately wins a test. The Vala emerged as the winner out of 8 classy all-mountain fullys. But the newcomer doesn't just have strengths. The article and video reveal how the Santa Cruz Vala came out on top.

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In the first contact with the Santa Cruz Vala There are one or two question marks: Is this even a Santa Cruz? The Vala is not just a visual departure from the Californians' product range. Instead of the iconic VPP system, a classic four-bar rear suspension compresses the shock.

The reason for this is the switch from Shimano to Bosch - a first for Santa Cruz. The CX simply got in the way of the optimum VPP pivot points. Nevertheless, the developers speak confidently of a more active and consistent chassis than ever before.

With its classic four-bar rear triangle, the new Santa Cruz Vala looks different from all its predecessors.Photo: Max FuchsWith its classic four-bar rear triangle, the new Santa Cruz Vala looks different from all its predecessors.

The Santa Cruz Vala retains its lifetime warranty promise and the free supply of rear suspension bearings. Although the new e-bike has been given a flip chip, this only has a minimalist 0.3 degree influence on the geometry.

The bike does not have a full-twenty-nine option. We were very excited to see how the Santa Cruz Vala would fare in a direct comparison of eight high-end all-mountain bikes up to € 10,000.

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Bosch Performance Line CX Gen 5 motor in a Santa Cruz e-bike. This is a first!Photo: Max FuchsBosch Performance Line CX Gen 5 motor in a Santa Cruz e-bike. This is a first!

Video to test the Santa Cruz Vala GX AXS

In our big test of eight high-end e-bikes, we spared no effort and captured our test impressions of the Santa Cruz Vala GX AXS on film. You can find the video directly here or on the BIKE YouTube channel.

Instead of lying in the VPP system, as on the previous Santa Cruz e-bikes, the Fox shock is now positioned upright in the carbon frame of the Vala.Photo: Max FuchsInstead of lying in the VPP system, as on the previous Santa Cruz e-bikes, the Fox shock is now positioned upright in the carbon frame of the Vala.

Details about the Santa Cruz Vala

  • Field of application: All Mountain
  • Spring travel: 160 / 150 mm
  • Wheel size: 29 / 27,5"
  • Frame material: Carbon
  • Weight: 22.2 kg (BIKE measured value without pedals)
  • Maximum system weight: 158 kg
  • Price: 9799 Euro >> available here
  • Guarantee: for life
  • Special features: Flipchip for geo-adjustment, flipchip for rear triangle progression, tool mount
The seat tube of the Santa Cruz Vala is noticeably short. Despite the dropper post with 210 millimetres of travel, our tallest testers need a lot of extension.Photo: Max FuchsThe seat tube of the Santa Cruz Vala is noticeably short. Despite the dropper post with 210 millimetres of travel, our tallest testers need a lot of extension.

Features of the Santa Cruz Vala GX AXS

  • Motor: Bosch Performance CX
  • Battery: Bosch Powertube 600, permanently installed
  • Fork: Fox 38 Performance Elite
  • Damper: Fox Float X Performance Elite
  • Circuit: Sram GX Egale AXS Transmission
  • Brakes: Sram Maven BRZ / 200/200 mm
  • Impellers: eThirteen E13 SL / Raceface ARC 30
  • Tyres: Schwalbe Magic Mary Trail Pro TLE Radial Addix Soft 29 x 2.50 / Gravity Pro TLE Radial Addix Soft, 27.5 x 2.50
  • Seat post / stroke: One Up Dropper / 210 mm
At the front of the Santa Cruz Vala GX AXS is a Fox 38 suspension fork with high stiffness and 160 millimetres of travel.Photo: Max FuchsAt the front of the Santa Cruz Vala GX AXS is a Fox 38 suspension fork with high stiffness and 160 millimetres of travel.

Practical test of the Santa Cruz Vala

Considering the nominally flat seat angle, the seating position on board the Santa Cruz is surprisingly compact and reminiscent of a modern enduro bike. This is due to the large stack value and the short, high cockpit, which keep the rider upright. In tricky uphill situations, the Vala is easy to handle and offers a great sense of control. The front wheel follows the rider's instructions precisely and can be positioned effortlessly in the ideal line.

With a high stack value and riser handlebar, the front of the Santa Cruz Vala is built high.Photo: Max FuchsWith a high stack value and riser handlebar, the front of the Santa Cruz Vala is built high.Despite the rather flat seat angle, the seating position on board the Santa Cruz Vala is quite compact.Photo: BIKE-MagazinDespite the rather flat seat angle, the seating position on board the Santa Cruz Vala is quite compact.The new Bosch system works extremely harmoniously and suits the Santa Cruz Vala well. The charge level indicator is integrated into the top tube.Photo: Max FuchsThe new Bosch system works extremely harmoniously and suits the Santa Cruz Vala well. The charge level indicator is integrated into the top tube.

Supported by the harmonious motor modulation, the bike also takes on really technical climbs. The rear suspension offers good support, but remains unimpressively pale in comparison to its high-performance competitors. Nevertheless, the Vala doesn't have any traction problems, as the extremely grippy rear tyre holds on even on wet, slippery trails.

In the tubeless setup, the Schwalbe Magic Mary tyres with radial carcass provide a large portion of traction.Photo: Max FuchsIn the tubeless setup, the Schwalbe Magic Mary tyres with radial carcass provide a large portion of traction.Reach height of the Santa Cruz Vala GX AXS, determined during test rides on asphalt with a gradient of 12.2 per cent. Highest support level, 150 watts of rider power, rider weight 90 kg.Photo: BIKE-MagazinReach height of the Santa Cruz Vala GX AXS, determined during test rides on asphalt with a gradient of 12.2 per cent. Highest support level, 150 watts of rider power, rider weight 90 kg.The carbon frame of the Santa Cruz Vala has space for a bottle cage or a range extender.Photo: Max FuchsThe carbon frame of the Santa Cruz Vala has space for a bottle cage or a range extender.

Playmate for the downhill

The Santa Cruz Vala GX AXS shows a very similar picture when the trail heads downhill. While the rear end doesn't deliver the wow effect here either, the handling is the Vala's greatest strength. The Geo hits the feel-good sweet spot exactly and generates a wonderfully balanced riding position. The lightest bike in the test can be thrown from bend to bend with a lively character, it is respectable on the rear wheel and secure in the air.

Active riders will love the Santa Cruz Vala's boundary-pushing handling and progressive suspension.Photo: Max FuchsActive riders will love the Santa Cruz Vala's boundary-pushing handling and progressive suspension.The Sram Maven is one of the most powerful brakes on the market and reliably brings the Santa Cruz Vala GX AXS to a halt at all times.Photo: Max FuchsThe Sram Maven is one of the most powerful brakes on the market and reliably brings the Santa Cruz Vala GX AXS to a halt at all times.

A long vario support in the short seat tube of the Santa Cruz e-bike creates freedom of movement. Bikers with good riding technique and an active style are rewarded with fun riding characteristics. The progression of the rear triangle, which is high even in the reduced flip-chip setting, is also suitable for radical manoeuvres. The other side of the coin: even with the compression damping open, the full travel can only be used for radical manoeuvres.

The Schwalbe tyres with radial carcass also do a great job on downhill sections. The grip of the ultra-soft version is unrivalled.Photo: Max FuchsThe Schwalbe tyres with radial carcass also do a great job on downhill sections. The grip of the ultra-soft version is unrivalled.The progression of the rear suspension can be adjusted via this flip chip. Even in the low setting, however, we found the suspension of the Santa Cruz Vala to be noticeably progressive.Photo: Max FuchsThe progression of the rear suspension can be adjusted via this flip chip. Even in the low setting, however, we found the suspension of the Santa Cruz Vala to be noticeably progressive.

The Santa Cruz Vala is definitely not a mini-enduro bike that forgives every misplaced line choice. Pivot Rapcon and Simplon Shuttle offer noticeably more plush rear suspension. At the front, on the other hand, the extremely powerful Fox 38 leaves nothing to be desired and, together with the high tyre grip, guides the Vala through crisp downhills. The brute deceleration performance of the Sram Maven brakes is great, but takes some getting used to. Nice and quiet!

With powerful Sram brakes in Stealth standard and Schwalbe radial tyres, the Santa Cruz Vala GX AXS takes up two positive equipment trends.Photo: Max FuchsWith powerful Sram brakes in Stealth standard and Schwalbe radial tyres, the Santa Cruz Vala GX AXS takes up two positive equipment trends.The fork and shock from the Fox Performance Elite series offer the same good adjustment options as the top models.Photo: Max FuchsThe fork and shock from the Fox Performance Elite series offer the same good adjustment options as the top models.Strengths and weaknesses of the Santa Cruz Vala GX AXS at a glance in the BIKE spider diagram.Photo: BIKE-MagazinStrengths and weaknesses of the Santa Cruz Vala GX AXS at a glance in the BIKE spider diagram.

The BIKE spider diagram shows the strengths and weaknesses of the Santa Cruz Vala in the E-All-Mountain category. Uphill, playfulness and downhill refer to the riding behaviour. The greater the deflection, the better the suitability. Equipment: is made up of various points such as quality/workmanship, usability, bottle cage volume, saddle retractability. Range: measured in a standardised field test.

The One Up dropper post with 210 millimetres of travel creates space for radical riding manoeuvres.Photo: Max FuchsThe One Up dropper post with 210 millimetres of travel creates space for radical riding manoeuvres.Thick and large brake discs from Sram prevent heat problems even on long descents.Photo: Max FuchsThick and large brake discs from Sram prevent heat problems even on long descents.

Data from the BIKE test lab

  • Total weight: 22.18 kg without pedals
  • Battery weight: Permanently installed
  • Weight of wheels: 5713 g (per set with tyres, cassette, brake discs)
Fitted with robust Schwalbe tyres, the weight of the E-Thirteen wheels on the Santa Cruz Vala GX AXS is high.Photo: Max FuchsFitted with robust Schwalbe tyres, the weight of the E-Thirteen wheels on the Santa Cruz Vala GX AXS is high.The battery of the Santa Cruz Vala is permanently installed and can only be charged via this charging socket.Photo: Max FuchsThe battery of the Santa Cruz Vala is permanently installed and can only be charged via this charging socket.BIKE measurement of the geometry of the Santa Cruz Vala GX AXS in frame size L.Photo: Max FuchsBIKE measurement of the geometry of the Santa Cruz Vala GX AXS in frame size L.This flipchip allows the geometry of the Santa Cruz Vala to be customised to personal requirements.Photo: Max FuchsThis flipchip allows the geometry of the Santa Cruz Vala to be customised to personal requirements.Screwdrivers are delighted with the tidy, conventional internal routing of cables and pulls.Photo: Max FuchsScrewdrivers are delighted with the tidy, conventional internal routing of cables and pulls.

In the BIKE assessment of service friendliness, the Santa Cruz Vala lands in the good midfield.Photo: BIKE-MagazinIn the BIKE assessment of service friendliness, the Santa Cruz Vala lands in the good midfield.A mini mudguard is designed to keep the rear bearings of the E-Fully fresh for a long time. The small part had a lot to do in muddy test conditions.Photo: Max FuchsA mini mudguard is designed to keep the rear bearings of the E-Fully fresh for a long time. The small part had a lot to do in muddy test conditions.The Sram GX AXS Transmission gives the Santa Cruz Vala GX AXS its name and shifts via radio signal. The test revealed adjustment problems that led to bent teeth on the cassette.Photo: Max FuchsThe Sram GX AXS Transmission gives the Santa Cruz Vala GX AXS its name and shifts via radio signal. The test revealed adjustment problems that led to bent teeth on the cassette.

Conclusion from BIKE editor Jan Timmermann

The Vala not only looks different from all previous Santa Cruz e-bikes, it also rides like one. Unfortunately, the rear suspension can't quite fulfil the full-bodied promises. This makes the superb handling of this fun machine all the more impressive. The blend of poise and reactivity hits the mark. Test victory! - Jan Timmermann, BIKE editor

Pro

  • safe and at the same time fun handling up- and downhill
  • Strong tyres, fork and brakes

Contra

  • Suspension travel difficult to utilise
  • Low chassis traction
  • Permanently installed battery

BIKE grade: 1.8*

  • Driving behaviour: 1.8
  • Engine: 1.6
  • Laboratory: 2.3
  • Equipment: 2.2

*The BIKE grade is made up of practical impressions from test riders and laboratory measurements. The grade is independent of price. Grading range: 0.5-5.5, analogue to the school grading system.

BIKE editor Jan TimmermannPhoto: Georg GrieshaberBIKE editor Jan Timmermann

Jan Timmermann is a true mountain biker. His interests cover almost everything from marathon to trail bikes and from street to gravel. True to the motto "life is too short for boring bikes", the technical editor's heart lies above all in bikes with charisma. Jan also runs the fitness centre for our cycling brands.

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