Shipping
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YT Jeffsy Core 4 Mountain Bike - 2024, Small
Item #BMT34129
Condition: Certified Pre-Owned
Fit Range: 5'0" - 5'5"
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Shipping & Assembly
Quick Assembly
- Bikes arrive tuned and mostly pre-assembled
- Torque tool & video guide included
- Get riding in 15 minutes
Canadian Customers
Please note that any duties, taxes, or surcharges as required by Canadian customs and provincial authorities will be the buyer's responsibility. Shipping to Canadian addresses may take longer than expected due to customs.
Returns
30-Day Returns
If this bike isn't perfect for you, our Ride Guides will help you find the right one.
A Love Letter to Trails
Why We Love It
Master Mechanic’s Notes
- Light scratches on the fork lowers & drive side fork stanchion
- Light scratches on the rear rim, top tube, down tube, seat tube, & non-drive side rear triangle
- Light scratches on the crank arms
Specifications
Details
| Original MSRP | $5,500.00 |
| Year | 2024 |
| Brand | YT |
| Model | Jeffsy |
| Size | Small |
| Frame Material | Carbon Fiber |
| Drivetrain | SRAM, 1x12 spd |
| Weight | 33 lbs 0 oz |
Build
| Fork | RockShox Lyrik Ultimate |
| Fork Travel | 150mm |
| Rear Shock | RockShox Super Deluxe Ultimate |
| Rear Shock Travel | 145mm |
| Brakes | SRAM Code RSC, Disc Brakes - Hydraulic |
| Shifters | SRAM Eagle AXS Rocker, Electronic |
| Rear Derailleur | SRAM GX Eagle Transmission |
| Bottom Bracket Shell | Press fit |
| Crankset | SRAM GX Eagle Transmission, 32t, 170mm |
| Cassette | SRAM GX Eagle Transmission XS-1275, 10-52t |
| Chain | SRAM |
| Handlebar | Renthal Alloy, 780mm |
| Headset | Cane Creek Forty |
| Stem | Trail One Alloy, 35.0mm x 35mm, 0° |
| Seatpost | OneUp OneFifty, 31.6mm |
| Seatpost Travel | 150mm |
| Saddle | SDG, LUX-Alloy |
| Front Axle Spacing | 15x110mm Boost (Thru-Axle) |
| Rear Axle Spacing | 12x148mm Boost (Thru-Axle) |
| Wheelset | Crankbrothers Synthesis Aluminum Tubeless Compatible, Crankbrothers |
| Front Tire | Maxxis Minion DHF 3C MaxxTerra EXO+ TR, 29" x 2.5" |
| Rear Tire | Maxxis Minion DHR II 3C MaxxTerra EXO+ TR, 29" x 2.4" |
| Tire Type | Tubeless |
| Tubeless Compatibility | Bike ships tubeless |
| Charger Included | yes |
| Pedals | Sold separately |
Geometry
| Fit Range |
5'0" - 5'5"
|
| A. Effective Top Tube | 578mm, 562mm (Low, High) |
| B. Seat Tube | 385 mm |
| C. Seat Tube Angle | 76.9, 77.5 (Low, High) |
| D. Head Tube Angle | 65, 65.5 (Low, High) |
| E. Head Tube | 100 mm |
| F. Stack | 613mm, 608mm (Low, High) |
| G. Reach | 435mm, 442mm (Low, High) |
| H. Standover Height | 730mm, 738mm (Low, High) |
| I. Saddle Height Range | N/A |
Inspected. Tested. Trusted.
What is CPO?
CPO bikes are gently ridden bikes that have been meticulously inspected, restored and serviced. Every CPO bike is cleaned, tuned and tested in our top-of-the-line Colorado headquarters. Road, mountain, ebike or gravel, TPC services each bike over 8 phases and multiple points of inspection.
Bikes are meant
to be used.
Need Advice?
Ask a Ride Guide
Our Ride Guide team is based in the U.S. and staffed with former bike mechanics, bike shop managers, and other certified bike nerds. Get expert advice on calibrating fit, deciding between models, or chat through any other questions.