Image of Transition Sentinel Alloy NX Eagle
2021

Transition Sentinel Alloy NX Eagle

Transition SENTINEL 2021

3899

Enduro

Colour / Cascade Blue, Platinum Silver

Size / SM, MD, LG, XL, XXL

Weight / 35 lb 12.5 oz (16,230 g)

Manufacturer Website

At a glance

The 2021 Transition Sentinel Alloy NX Eagle is an Enduro Aluminium / Alloy mountain bike. It sports 29" wheels, is priced at $3,899 USD, comes in a range of sizes, including SM, MD, LG, XL, XXL, has Fox suspension and a SRAM drivetrain. The bike is part of Transition's SENTINEL range of mountain bikes.

- GiddyUp rear suspension design

- Includes tubeless valves and Stan’s NoTubes sealant

- Internal cable routing

- Weight given for size MD

Where To Buy

Reviews

Specifications

Frameset
  • Frame
    Heat-treated 6061 alloy; molded down tube, seatstay, and chainstay protection
  • Fork
    FOX FLOAT 36 Rhythm, 44mm offset, 160mm
  • Shock
    FOX FLOAT X Performance, 2-position lever, trunnion mount, 205mm x 62.5mm
Wheels
  • Hubs
    Novatech, D791SB 110x15mm Boost front, D902SB 148x12mm Boost rear with HG driver
  • Wheels
    Stan's NoTubes Flow D
  • Wheel Size
    29"
  • Spokes
    Pillar, double-butted
  • Tires
    Front: Maxxis Assegai, 3C, EXO+, 29" x 2.5"
    Rear: Maxxis Minion DHRII, 3C, EXO+, 29" x 2.4"
Drivetrain
  • Chain
    440mm, None, Truvativ Descendant 6K, 30 tooth, SRAM NX Eagle, 12-speed
  • Crank
    Truvativ Descendant 6K DUB, 170mm length
  • Bottom Bracket
    346mm (29mm drop), 347mm (29mm drop), SRAM DUB, 73mm English/BSA threaded
  • Rear Derailleur
    SRAM NX Eagle, 12-speed
  • Shifters
    SRAM NX Eagle, 12-speed, MatchMaker MMX bracket
Components
  • Brakeset
    SRAM Code R, 4-piston, SRAM CenterLine 200mm rotors, SRAM Code R
  • Handlebar
    Race Face Chester 35, 35mm clamp diameter, 780mm width, Rise: 20mm (SM/MD), 35mm (LG/XL/XXL)
  • Saddle
    ANVL Forge Cromo
  • Seatpost
    OneUp dropper, 31.6mm, Single bolt, 34.9mm, 31.6mm, Single bolt, 34.9mm
    Drop:
    150mm (SM)
    180mm (MD)
    210mm (LG/XL/XXL)
  • Stem
    Race Face Aeffect R, 40mm length, 35mm bar clamp
  • Grips
    Sensus Lite
  • Headset
    FSA No.57E, 44mm Zero Stack top, 56mm Zero Stack bottom

FAQ

Q: How much is a 2021 Transition Sentinel Alloy NX Eagle?

A 2021 Transition Sentinel Alloy NX Eagle is typically priced around $3,899 USD when new. Be sure to shop around for the best price, and also look to the used market for a great deal.

Q: Where to buy a 2021 Transition Sentinel Alloy NX Eagle?

The 2021 Transition Sentinel Alloy NX Eagle may be purchased directly from Transition.

Q: How much does a 2021 Transition Sentinel Alloy NX Eagle weigh?

A 2021 Transition Sentinel Alloy NX Eagle weights 35 lb 12.5 oz (16,230 g).

Q: What size wheels does the 2021 Transition Sentinel Alloy NX Eagle have?

The 2021 Transition Sentinel Alloy NX Eagle has 29" wheels.

Q: What size 2021 Transition Sentinel Alloy NX Eagle should I get?

The 2021 Transition Sentinel Alloy NX Eagle comes in sizes SM, MD, LG, XL, XXL. After measuring your height, use the size chart below to find the typical Transition Sentinel Alloy NX Eagle size for your height. Remember that these sizes are a general guide and bike sizes can vary between riders and bikes. The best way to find your size is to go for a test ride.

Rider Height (cm) Rider Height (in) Frame Size
148cm - 158cm 4'10" - 5'2" XS
158cm - 168cm 5'2" - 5'6" S
168cm - 178cm 5'6" - 5' 10" M
178cm - 185cm 5'10" - 6'1" L
185cm - 193cm 6'1" - 6'4" XL
193cm - 198cm 6'4" - 6'6" XXL

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