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2019 X-Large SKU: BMT21422

Transition Sentinel Alloy GX Mountain Bike- 2019, X-Large

Regular price

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TPC Guarantee

Every bike receives our white glove, Certified Pre-Owned treatment, including a full pro-tune by our Master Mechanics in Louisville, CO. All CPO bikes are pristine and rolling beautifully before we pack and ship to your door.


Upgrades
- New crankbrothers Synthesis wheeleset, front and rear specific wheels tuned and optimized to address the specific performance for grip, control & speed.
- New crankbrothers dropper seatpost for technical riding.
- New rear Specialized Eliminator rear tire for great traction.
- New front rotor for confident braking.
- Shimano Zee brakes.

Master Mechanic's Notes
- Front & rear brake bleeds, firming up lever pull & creating consistent grab.
- Scratches on non drive side of linkage & seat stay.
- Scratches on drive side of top tube & down tube.
- Scratches on crank arms & rear derailleur.
- Scratches on non drive side fork lowers.

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141-Point Inspection

This bike passed our 141-point inspection to qualify to be a Certified Pre-Owned bike. It's free of structural damage and is in excellent cosmetic shape.

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30-Day Hassle-Free Returns

Shop with confidence. Every bike is covered by our 30-day satisfaction guarantee. If this bike isn’t perfect for you, get in touch and we’ll help you find the right bike.

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RideFast Shipping

Assemble your bike in 15 minutes or less! Our bikes ship in our RideFast box for speed and safety. All tools you need to assemble are included.

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Specifications

Year 2019
Brand Transition
Model Sentinel Alloy GX
Size X-Large
Frame Material Aluminum
Drivetrain SRAM, 1x12 spd
Weight 35 lbs 11 oz
Fork Fox 36 Performance Elite
Fork Travel 160mm
Rear Shock Fox Float DPX2 Performance Elite
Rear Shock Travel 140mm
Brakes Shimano Zee M640, Disc - Hydraulic
Shifters SRAM GX Eagle, Mechanical
Rear Derailleur SRAM GX Eagle
Bottom Bracket Shell Threaded
Crankset Truvativ Descendent Alloy, 30t, 170mm
Cassette SRAM XG-1275, 10-50t
Chain SRAM
Handlebar Race Face Chester Alloy, 780mm
Headset FSA Integrated
Stem ANVL Swage Alloy, 35.0mm x 40mm, 6°
Seatpost Crank Brothers Highline Dropper, 31.6mm
Seatpost Travel 150mm
Saddle WTB Silverado
Front Axle Spacing 15x110mm (Boost)
Rear Axle Spacing 12x148mm Boost
Wheelset Crank Brothers Synthesis Disc Aluminum Tubeless Compatible , Crank Brothers
Front Tire Maxxis Assegai 3C MaxxGrip TR DD, 29" x 2.5"
Rear Tire Specialized Eliminator Grid Trail, 29" x 2.3"
Tire Type Tubeless
Tubeless Compatibility Bike ships tubeless
Charger Included N/A

Geometry

Recommended Rider Height 6'1" - 6'6"
a. Effective Top Tube 650 mm
b. Seat Tube 490 mm
c. Seat Tube Angle 75.8°
d. Head Tube Angle 64°
e. Head Tube 120 mm
f. Stack 635 mm
g. Reach 500 mm
h. Standover Height 715 mm
i. Saddle Height Range 680 - 825 mm
VIEW SIZING GUIDE
QUALITY YOU CAN TRUST

“I love this company! My beautiful bike arrived promptly, was packed brilliantly, and tuned perfectly. It was exactly as described.”

— Kari K.

OVER 1,500 FIVE-STAR REVIEWS

“In the past month, I purchased a road bike and MTB from TPC. Very happy with the price and condition of both bikes! I was riding the bikes 10 minutes after I received them.”

— David H.

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