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2020 Small SKU: BMT21909

Giant Reign Advanced Mountain Bike - 2020, Small

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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.

- New Origin8 Pulsion Locking grips w/ Dimpled Kraton rubber design for max grip and comfort.
- New shifter cable & housing, pro-tuned to optimize crisp shifting.
- New KS Lev dropper post for more controlled trail descending.
- New bottom bracket for smooth spinning.
- Shimano SLX M7000 crankset, rear derailleur & shifter for smooth, efficient shifting.

Master Mechanic's Notes
- Front & rear brake bleeds, firming up lever pull & creating consistent grab.
- Moderate scratches on down tube & rear triangle.
- Light cable rub on head tube.
- Down tube frame plug for between water bottle cage bolts not included.

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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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Year 2020
Brand Giant
Model Reign Advanced
Size Small
Frame Material Carbon Fiber
Drivetrain Shimano, 1x12 spd
Weight 31 lbs 7 oz
Fork Fox Rhythm Series 36 FLOAT FiT GRIP
Fork Travel 150mm
Rear Shock Fox Factory Series FLOAT X2 EVOL
Rear Shock Travel 146mm
Brakes Shimano SLX M7120, Disc Brakes - Hydraulic
Shifters Shimano SLX M7100, Mechanical
Rear Derailleur Shimano SLX M7100
Bottom Bracket Shell Press fit
Crankset Shimano SLX M7100, 30t, 170mm
Cassette Shimano SLX M7100, 10-51t
Chain Shimano
Handlebar Specialized Alloy, 800mm
Headset FSA Integrated
Stem Specialized Alloy, 35.0mm x 40mm, 0°
Seatpost KS LEV Dropper , 30.9mm
Seatpost Travel 125mm
Saddle Specialized Bridge
Front Axle Spacing 15x110mm (Thru-Axle)
Rear Axle Spacing 12x148mm Boost
Wheelset Specialized Disc Aluminum Tubeless Ready , Shimano MT510
Front Tire Specialized Butcher GRID Trail T9 2Bliss Ready, 29" x 2.3"
Rear Tire Specialized Eliminator GRID Trail T7 2Bliss Ready, 29" x 2.3"
Tire Type Tubeless
Tubeless Compatibility Wheels are tubeless compatible


Recommended Rider Height 5'2" - 5'5"
a. Effective Top Tube 573 mm
b. Seat Tube 431 mm
c. Seat Tube Angle 76.8°
d. Head Tube Angle 65°
e. Head Tube 100 mm
f. Stack 619 mm
g. Reach 428 mm
h. Standover Height 754 mm
i. Saddle Height Range 600 - 685 mm

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

— Kari K.


“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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