MARZOCCHI 971-58-031 Rear Bomber Air Shock Spacer 821973470740 210 52.5 0.5

( Brand: Marzocchi ), ( Manufacturer Part Number: 971-58-031 ), ( Part Type: Metric Shock Spacer ), ( External Adjustments: Low Speed Compression Damping ), ( External Adjustments 2: Rebound Damping ), ( Eye To Eye Length: Mm ), ( Lockout Switch: Shock Mounted Switch ), ( Metric: Yes ), ( Positive Spring: Air ), ( Alt Mpn 1: Rs0458 ), ( Category 1: Bike / Ebike Parts ), ( Category 2: New Parts ), ( Average Delivery Time: 2-3 Days ), ( Package Weight: 1.5000 ), ( Package Length: 13.00 ), ( Package Width: 4.00 ), ( Package Height: 5.00 ), ( Warranty: 30 Days ), ( UPC: 821973470740 )

Review MARZOCCHI Bomber Air Rear Shock Metric 210 52.5mm 0.5 Spacer Black

The Marzocchi Bomber Z1 Air Rear Shock is a high-performance suspension component designed for mountain bikes. This specific shock model is identified by the part number 971-58-031. It's engineered to deliver superior damping performance and adjustability, ensuring a customized ride for every rider.

The Bomber Z1 Air features an all-new piston design that improves overall bump sensitivity and mid-stroke support. It uses a three-chamber layout with independent positive and negative air springs that provide a wide range of adjustability. The shock's air spring system allows riders to easily adjust the preload and rebound settings for their specific riding style and trail conditions.

The shock comes with a 210mm stroke length and is designed for a 52.5mm stanchion diameter. The included 0.5 spacer allows for proper installation on bikes with a 57mm axle-to-crown measurement. The Bomber Z1 Air also includes an adjustable compression system with low-speed and high-speed compression adjustments, allowing riders to fine-tune the shock's performance for their specific riding style and trail conditions.

The shock body is made of forged aluminum, ensuring durability and reliability. The seals and bushings are made of high-quality materials to prevent leaks and wear. The Bomber Z1 Air also includes a rebound adjustment knob for quick and easy adjustments on the trail.

In summary, the Marzocchi Bomber Z1 Air Rear Shock 971-58-031 is a high-performance suspension component designed for mountain bikes. It features adjustable air springs, independent positive and negative air chambers, adjustable compression, and a durable forged aluminum body. With its wide range of adjustability and superior damping performance, this shock is an excellent choice for riders who demand the best from their suspension system.

Marzocchi Bomber Air Rear Shock 210 52.5 0.5 Spacer: A Detailed Analysis

The Marzocchi Bomber Air Rear Shock 210 52.5 0.5 Spacer is a popular choice among mountain bikers due to its high-performance features. In this analysis, we will discuss the pros and cons of this shock absorber to help you make an informed decision.

1. Adjustable compression and rebound: This feature allows riders to fine-tune the shock to suit their riding style and trail conditions.

2. Air spring: The air spring offers excellent small-bump sensitivity and adjustable support for various riding styles and weights.

3. Large volume canister: The larger canister helps to increase the shock's oil capacity, reducing the risk of cavitation and improving overall performance.

4. Eye-to-eye adjustability: This feature allows riders to easily adjust the shock's sag, ensuring optimal setup for their specific bike and riding style.

5. Durable design: Marzocchi's reputation for producing robust and reliable components is well-known, making the Bomber Air Rear Shock a solid investment for serious mountain bikers.

1. Complex setup: Compared to coil shocks, air shocks require more time and effort to set up correctly, including adjusting the air pressure and compression and rebound settings.

2. Maintenance required: Air shocks need regular maintenance, such as air pressure checks and oil changes, to ensure optimal performance and longevity.

3. Expensive: The Marzocchi Bomber Air Rear Shock is priced higher than many other shock absorbers on the market, making it a significant investment for some riders.

4. Limited compatibility: The shock is designed specifically for certain mountain bike applications, so riders need to ensure that it is compatible with their bike before making a purchase.

The Marzocchi Bomber Air Rear Shock 210 52.5 0.5 Spacer offers numerous benefits for serious mountain bikers, including adjustable compression and rebound, air spring technology, and a durable design. However, it also requires more time and effort for setup and maintenance, and it comes with a higher price tag compared to other shock absorbers. Ultimately, if you're looking for a high-performance, adjustable, and reliable shock absorber, the Marzocchi Bomber Air Rear Shock may be worth the investment.

If you are a serious mountain biker looking for a high-performance, adjustable, and reliable shock absorber, the Marzocchi Bomber Air Rear Shock 210 52.5 0.5 Spacer is an excellent choice. However, be prepared for the additional time and effort required for setup and maintenance, as well as the higher price tag compared to other shock absorbers. If you're on a tighter budget or prefer a simpler setup, you may want to consider other options, such as coil shocks or less expensive air shocks.

Details:

Compatible with FOX bearing mounts on both ends excluding grunion. PART TYPE Bike / Bikes. EYE TO length mm 211. Tool-free adjustable compression and rebound.

Combined shipping available. Bomber Air Rear Shock - Metric, 210 x 52.5mm, 0.5 Spacer Black 971-58-031:: Marzocchi EVOL LV, Sweep-Adj, Spacer. Easy to adjust for all rider weights and riding styles. Asymmetric reservoir position for improved compression lever ergonomics and versatile frame fitment.

Plus, the sweep adjust compression reduces adjustment stress and makes on-trail turnings easy. 100% satisfaction guaranteed. POSITIVE Springier. Available in a huge range of sizes, from little dirt jump and short-travel trail bikes all the way up to downhill machines.

Air valve location offers improved frame clearance and pump access. STROKE mm 52.5. Featuring a purpose-built asymmetrical shock reservoir, the Bomber Air gives better fit in more frames and easy access to compression adjuster.

part #: 97158031 prices

• $465.15-$469.00

specifications motoralph:

• brand: Marzocchi
• mpn: 971-58-031
• part type: Metric Shock Spacer
• external adjustments: Low Speed Compression Damping
• external adjustments 2: Rebound Damping
• eye to eye length: Mm
• lockout switch: Shock Mounted Switch
• metric: Yes
• positive spring: Air
• alt mpn 1: Rs0458
• category 1: Bike / Ebike Parts
• category 2: New Parts
• average delivery time: 2-3 Days
• package weight: 1.5000
• package length: 13.00
• package width: 4.00
• package height: 5.00
• warranty: 30 Days
• upc: 821973470740

payments motoralph:

• other
• wallet: Apple-pay
• credit card: Discover

offer motoralph:

• quantity: 10
• started: December 7, 2025
• availability: In Stock
• sold: 0
• options: Ship-to-home

returns motoralph:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

seller motoralph:

• rating: 99.4%
• city: Hilliard, Ohio
• # reviews: 496332

shipping motoralph:

• carrier: FedEx
• cost: $0.00
• transit: 3-6 Days
• service: FedEx Ground / FedEx Home Delivery, FedEx 2Day, FedEx Standard Overnight
• class: Standard, Expedited, One-day
• type: Calculated

general motoralph:

• condition: New
• Motors > Parts Accessories > Other