Marin Alpine Trail XR Full Suspension Mountain Bike - 2025
- Series 4 aluminium MultiTrac 2 LT frame
- RockShox Zeb Ultimate & Super Deluxe Ultimate
- SRAM GX Eagle Lunar drivetrain
Built for uncompromising performance, the Marin Alpine Trail XR redefines enduro biking. Its adjustable MultiTrac LT suspension and precision-engineered Series 4 aluminium frame deliver unparalleled control, while RockShox Ultimate-level suspension and SRAM GX Eagle Lunar 12-speed drivetrain ensure precision on any trail. Designed for serious riders, this bike is rugged, adaptable, and ready for your next challenge.
Key Features and Benefits:
- Series 4 Aluminium MultiTrac LT Frame: This lightweight yet durable frame offers 160mm rear travel and precise adjustability for head tube angle and bottom bracket length. The result? Customized handling and seamless adaptability across varied terrain.
- RockShox Ultimate Suspension: Front 170mm and rear 160mm travel absorb every bump and drop. The benefit? Smooth, controlled descents and improved rider confidence on rough trails.
- Mixed 29”/27.5” Wheel Configuration: A front 29-inch wheel enhances rollover capability, while the rear 27.5-inch wheel delivers agility. This ensures superior traction and sharp cornering.
- SRAM GX Eagle Lunar Drivetrain: A 12-speed system provides precise shifting and an extensive gear range. The benefit? Effortless climbs and efficient energy use on long rides.
- SRAM DB8 4-Piston Brakes: These hydraulic brakes feature 200mm rotors for maximum stopping power. Outcome? Consistent, controlled braking even in wet or steep conditions.
- Integrated Downtube Storage: Built-in storage with a zippered nylon bag keeps essentials secure. The result? Easy access to tools and gear without adding bulk.
Riders demand a bike that performs under any condition, and the Marin Alpine Trail XR exceeds expectations. It’s built for those who value adaptability, precision, and reliability. Whether tackling rocky descents or climbing rugged trails, this bike is engineered to meet the challenges head-on.
Take control of your trail experience with the Marin Alpine Trail XR. With cutting-edge design and premium components, it’s your partner in performance.
Size - Rider height range
- S: 5'3" to 5'6"
- M: 5'6" to 5'10"
- L: 5'10" to 6'2"
- XL: 6'2" to 6'4"
| Brand | Marin Bikes |
| MPN | 737520001, 737520002, 737520003, 737520004 |
| Frame | All New Series 4 6061 Aluminum, 29” Wheels, 160mm Travel MultiTrac LT Suspension Platform, Integrated Downtube Storage, Adjustable Headset & CS Length/BB Height, Full Internal Cable Routing, Chainstay Mounted Post Mount Disc Brake, 148x12mm Boost Thru- Axle, 73mm Threaded BB w/ ISCG05 Tabs |
| Front Suspension | RockShox Zeb Ultimate, 170mm Travel, 29", 110x15mm Maxle Stealth, 44mm Offset |
| Rear Suspension | RockShox Super Deluxe Coil Ultimate, 205x65, 30xM8 Lower Hardware, Custom Tune, Spring Rates S/M: 350lbs, L/XL:450lbs |
| Rim | Marin, Double Wall Alloy, 29mm Inner, Sleeved Joint, Disc Specific, 32H, Tubeless Compatible |
| Hub Rear | Formula, DCL-3482, 148x12, 4 Sealed Bearings, 6-Bolt Disc, XD Driver, 32H |
| Hub Front | Formula, DC-711, 110x15mm, 6-Bolt Disc, 32h |
| Spokes | 14g Black Stainless Steel |
| Tyres | Maxxis Assegai MAXX GRIP, Front 29x2.5 EXO+, Rear 27.5x2.5" DoubleDown, Tubeless compatible |
| Derailleur Rear | SRAM GX Eagle Lunar 12-Speed |
| Shift Lever | SRAM GX Eagle Lunar MMX Mount |
| Crankset | SRAM GX Eagle, 32T, 55MM CL, 170MM Length |
| Bottom Bracket | SRAM DUB MTB 73 |
| Chain | SRAM NX Eagle |
| Cassette | SRAM GX 1275 T-Type 10-52T |
| Brakes Front | SRAM DB8 4-Piston Hydraulic Disc, HSC 200mm Rotor |
| Brakes Rear | SRAM DB8 4-Piston Hydraulic Disc, HSC 200mm Rotor |
| Brake Levers | SRAM DB8 Hydraulic |
| Handlebar | Marin Trail, 35mm Clamp, 7000 Alloy Bar, 800mm Length, 20mm Rise, 5 Degree Up, 8 Degree Back |
| Stem | Marin CNC, 35mm Length, 35mm Bar Bore |
| Grips | Marin Grizzly Lock-On |
| Headset | FSA Custom, Adjustable HTA Design |
| Seatpost | TranzX, YSP39 1x Remote, 34.9 Seatpost Diameter, Travel S = 150mm, M/L = 170mm, XL = 200mm |
| Saddle | Marin Speed Concept |
| Extras | Bolt-On 12mm Thru-Axle, 174mm Length, 1.0 Thread Pitch, 16.5mm, Tapered Head |
| Extras | Downtube Storage Bag |
Our Payment Options
Online we currently accept payment from the methods listed above including a wide range of finance options. In store we also accept payment in the form of cash and gift vouchers.
Finance Options
In order to get the kit you want, when you need it, without ruining the family finances we offer a highly flexible range of finance options to help you get the best products on your bike now rather than at the end of the season when you've saved up the cash to make the purchase. There are even interest free options which effectively spread the cost without costing you any extra.
D.T.(Automotives) Limited T/A Tweeks Cycles is authorised and regulated by the Financial Conduct Authority and is the broker and not the lender. Our FCA registration number is 689896. D.T.(Automotives) Limited offers credit products from Secure Trust Bank PLC trading as V12 Retail Finance and Klarna. Credit is provided subject to affordability, age and status. Minimum spend applies. Not all products offered by Secure Trust Bank PLC are regulated by the Financial Conduct Authority.
UK Mainland Delivery Prices
| Delivery Type | Cost | Estimated Delivery Time |
| Standard Delivery for orders under £49.99 | from £1.33 | 2-3 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Standard Delivery for orders over £49.99 | Free | |
| Express Delivery | from £1.68 | 1-2 working days from day of despatch(Excludes weekends and Bank Holidays) |
| Special Delivery | from £12.54 | For any next working day delivery order before 4pm Monday to Thursday. For any weekend delivery order before 4pm Friday |
| Click & Collect | from £7.62 | Collect your parcel from a local post office. 2-3 working days from day of despatch(Excludes weekends and Bank Holidays) |
For international shipping please visit our delivery page.
For information about returning an item please visit our returns page.