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Ships within 48 hours · Estimated delivery Jul 2 - Jul 7
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Description
new trek gravel bike Trek Checkpoint ALR 4 – Gear WestCheckpoint ALR 4 is a high value gravel bike ready for the roads less traveled. Kitted out with a 300 Series Alpha Aluminum frame, Checkpoint ALR 4 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tons of features like tubeless ready wheels, a SRAM Apex 11 speed drivetrain, and mechanical disc brakes make Checkpoint ALR 4 the perfect ride for ease of entry into the wide world of gravel. Features: Frameset Frame: 300 Series
Checkpoint ALR 4 is a high-value gravel bike ready for the roads less traveled. Kitted out with a 300 Series Alpha Aluminum frame, Checkpoint ALR 4 is just as responsive on chunky gravel roads as it is smooth on the tarmac. Tons of features like tubeless ready wheels, a SRAM Apex 11-speed drivetrain, and mechanical disc brakes make Checkpoint ALR 4 the perfect ride for ease of entry into the wide world of gravel.
Features:
- Frameset
- Frame: 300 Series Alpha Aluminum, tapered head tube, Internal cable routing, 3S chain keeper, T47 BB, rack and fender mounts, integrated frame bag mounts, flat mount disc, 142x12mm thru axle
- Fork: Checkpoint, full carbon, tapered carbon steerer, rack mounts, fender mounts, flat mount disc, 12x100mm thru axle.
- Weight
- 56 - 9.91 kg / 21.85 lbs (with TLR sealant, no tubes)
- This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 275 pounds (125 kg).
- Drivetrain
- Shifter: SRAM Apex, 11 speed
- Rear Derailleur: SRAM Apex 1, long cage, 42T max cog
-
Crank:
- Size 49: SRAM Apex 1, 40T, DUB Wide, 165mm length
- Size 52: SRAM Apex 1, 40T, DUB Wide, 170mm length
- Size 54, 56: SRAM Apex 1, 40T, DUB Wide, 172.5mm length
- Size 58, 61: SRAM Apex 1, 40T, DUB Wide, 175mm length
- Bottom Bracket: SRAM DUB, T47 threaded, internal bearing
- Cassette: SRAM PG-1130, 11-42, 11 speed
- Chain: SRAM PC-1130, 11 speed
- Max Chainring Size: 1x: 44T (SRAM), 50T (Shimano), 2x: 50/34
- Wheels
- Front Hub: Bontrager alloy, sealed bearing, centerlock disc, 100x12mm thru axle
- Front Skewer: Bontrager Switch thru axle, removable lever
- Rear Hub: Bontrager alloy, sealed bearing, centerlock disc, Shimano 11-speed freehub, 142x12mm thru axle
- Rear Skewer: Bontrager Switch thru axle, removable lever
- Rim: Bontrager Paradigm, Tubeless Ready, 24-hole, 21mm width, Presta valve
- Spokes: 14g stainless steel, black
- Tire: Bontrager GR1 Team Issue, Tubeless Ready, Inner Strength casing, aramid bead, 120 tpi, 700x40mm, Bontrager Girona Pro, Tubeless Ready, GR puncture protection, aramid bead, 60 tpi, 700x42mm
- Rim Strip: Bontrager TLR
- Components
- Saddle: Size 49, 52: Bontrager Verse Comp, steel rails, 155mm width
- Saddle: Size 54, 56, 58, 61: Bontrager Verse Comp, steel rails, 145mm width
- Seatpost: Bontrager alloy, 27.2mm, 12mm offset, 330mm length
-
Handlebar
- Size 49: Bontrager Elite Gravel, 38cm width
- Size 52: Bontrager Elite Gravel, 40cm width
- Size 54, 56: Bontrager Elite Gravel, 42cm width
- Size 58, 61: Bontrager Elite Gravel, 44cm width
- Handlebar Tape: Bontrager Supertack Perf Tape
-
Stem
- Size 49: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length
- Size 49: Bontrager Elite, 31.8mm clamp, Blendr compatible, 7 degree, 70mm length
- Size 52, 54: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length
- Size 56, 58: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length
- Size 61: Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 100mm length
- Brake: Tektro C550 mechanical disc brake, dual piston, flat mount
- Brake Rotor: Tektro, centerlock, 160mm
- Rotor Size: Max brake rotor sizes: 160mm front & rear
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.5 ★★★★★
Based on 587 reviews
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Product Reviews
★★★★★ 5
Works For Desired Use
Color: Black, Size: 4 Panel-136‘’W-Round Pad
I recently purchased the Room Divider 6FT Folding Privacy Screens, 4 Panel Partition Room Dividers, and I must say, it has transformed the way I use my living space. The four-panel design is both elegant and functional, providing instant privacy without feeling bulky or overwhelming in my room.
Setting it up was a breeze; the folding mechanism is smooth, allowing me to adjust the configuration as needed—straight, angled, or zigzag. I particularly appreciate the sturdy build; the panels feel solid yet lightweight, making it easy to move around when I want to reconfigure my space.
Aesthetically, it’s a great addition. The neutral finish blends well with my décor, and the simple design doesn’t draw too much attention while still offering a sense of separation. It’s perfect for creating a temporary office corner, dividing a studio apartment, or even using it as a backdrop for online meetings.
If I had to point out a minor downside, it would be that the divider isn’t completely soundproof—so conversations can still carry through—but for visual privacy and space management, it’s excellent. Overall, I’m extremely satisfied and would recommend it to anyone looking for a versatile and stylish room divider.
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Reviewed in the United States on February 24, 2026
★★★★★ 5
True to size & Use a Drill
Color: Beige, Size: 3 Panel-102‘’-Round Pad, Color: Beige, Size: 3 Panel-102‘’-Round Pad
Love this! Works perfectly for where I wanted it. I did measure my room incorrectly and thought it would be smaller, thankfully it’s not and thankfully it’s not bigger than the room itself. I did like how the whole thing was move-able but it was a bit annoying so I just added extra clips to the left of the middle one and unscrewed the right of the middle at the bottom so it opens like a door, this did make it a bit flimsy but duck taping it to the wall as anchor it works.
100% recommend, but do suggest a drill and a second set of hands to put it together, due to its size it can be a bit difficult to maneuver putting together yourself.
Also if you have a clingy cat like I do, and think this will help keep them out, no, my cat who is very large can manage to squeeze underneath it.
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Reviewed in the United States on March 9, 2024
★★★★★ 1
waste of money
Color: Black, Size: 4 Panel-136‘’W-Round Pad
This is a total waste of money. Its only going to free stand if you arent moving it. If you are planning on dividing a room, and then folding these for space and then dividing the room again, itll last a few days. The poles kept coming off of the screws that holds the fabric on the poles together. Was fixing this EVERY DAY. Finally got tired of doing this and just threw it out. Lot of money spent on garbage. Get a sheet room divider, or something that isnt cheaply made. Was simply making an office type space in a bedroom, to seperate the two areas for work, and folding it kept making the poles come off those twisted screws. just not worth it.
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Reviewed in the United States on May 3, 2026
★★★★★ 5
Absolutely love this room divider!
Color: Beige, Size: 3 Panel-102‘’-Round Pad, Color: Beige, Size: 3 Panel-102‘’-Round Pad
When they say you can't see anything through it, they are correct. As you can see by the video, the cars are traveling by with the sunlight on the divider and you still can't see any cars passing nor can you see the ones in the parking lot. You can also tell it blocks out the sunlight too which is a definite plus for our store. Quality material on the divider. Material is nice and snug on the poles with no ripples. I also like the base of these, they make the divider nice and sturdy and can be adjusted if floor is uneven. Also the design of the legs allow them to go under your furniture. Also putting them together is pretty easy. Just make sure you when you are putting the poles together to make sure at the top of the pole that the indent screw hole faces out. This makes for a better look. The directions don't say which way to turn and at 1st, I had one, one way and the other was another way as both ways work that way but I wanted a uniform/better look.
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Reviewed in the United States on July 29, 2024
★★★★★ 4
Works well, need power tool to assemble
Color: Beige, Size: 3 Panel-102‘’-Round Pad, Color: Beige, Size: 3 Panel-102‘’-Round Pad
Sturdy enough, especially when feet are positioned for balance. Works perfectly to create a WFH “cubicle”. Can adjust the size to provide complete privacy or fold back a panel when I want more openness. The fabric panels are not perfectly taught, but pretty close. The only negative is that without my husband’s power drill/screwdriver we wouldn’t have been able to put it together. It would take the strength of Thor to do it with just a manual screwdriver.
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Reviewed in the United States on November 30, 2022